2016387920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:613

約数の個数: 160

約数和(自身を含む): 5199310080

約数和(自身を除く): 3182922160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 137, 152, 184, 190, 230, 274, 304, 368, 380, 421, 437, 460, 548, 685, 760, 842, 874, 920, 1096, 1370, 1520, 1684, 1748, 1840, 2105, 2185, 2192, 2603, 2740, 3151, 3368, 3496, 4210, 4370, 5206, 5480, 6302, 6736, 6992, 7999, 8420, 8740, 9683, 10412, 10960, 12604, 13015, 15755, 15998, 16840, 17480, 19366, 20824, 25208, 26030, 31510, 31996, 33680, 34960, 38732, 39995, 41648, 48415, 50416, 52060, 57677, 59869, 63020, 63992, 77464, 79990, 96830, 104120, 115354, 119738, 126040, 127984, 154928, 159980, 183977, 193660, 208240, 230708, 239476, 252080, 288385, 299345, 319960, 367954, 387320, 461416, 478952, 576770, 598690, 639920, 735908, 774640, 919885, 922832, 957904, 1095863, 1153540, 1197380, 1326571, 1471816, 1839770, 2191726, 2307080, 2394760, 2653142, 2943632, 3679540, 4383452, 4614160, 4789520, 5306284, 5479315, 6632855, 7359080, 8766904, 10612568, 10958630, 13265710, 14718160, 17533808, 21225136, 21917260, 25204849, 26531420, 43834520, 50409698, 53062840, 87669040, 100819396, 106125680, 126024245, 201638792, 252048490, 403277584, 504096980, 1008193960, 2016387920]

約数ペア:

[(1, 2016387920), (2, 1008193960), (4, 504096980), (5, 403277584), (8, 252048490), (10, 201638792), (16, 126024245), (19, 106125680), (20, 100819396), (23, 87669040), (38, 53062840), (40, 50409698), (46, 43834520), (76, 26531420), (80, 25204849), (92, 21917260), (95, 21225136), (115, 17533808), (137, 14718160), (152, 13265710), (184, 10958630), (190, 10612568), (230, 8766904), (274, 7359080), (304, 6632855), (368, 5479315), (380, 5306284), (421, 4789520), (437, 4614160), (460, 4383452), (548, 3679540), (685, 2943632), (760, 2653142), (842, 2394760), (874, 2307080), (920, 2191726), (1096, 1839770), (1370, 1471816), (1520, 1326571), (1684, 1197380), (1748, 1153540), (1840, 1095863), (2105, 957904), (2185, 922832), (2192, 919885), (2603, 774640), (2740, 735908), (3151, 639920), (3368, 598690), (3496, 576770), (4210, 478952), (4370, 461416), (5206, 387320), (5480, 367954), (6302, 319960), (6736, 299345), (6992, 288385), (7999, 252080), (8420, 239476), (8740, 230708), (9683, 208240), (10412, 193660), (10960, 183977), (12604, 159980), (13015, 154928), (15755, 127984), (15998, 126040), (16840, 119738), (17480, 115354), (19366, 104120), (20824, 96830), (25208, 79990), (26030, 77464), (31510, 63992), (31996, 63020), (33680, 59869), (34960, 57677), (38732, 52060), (39995, 50416), (41648, 48415)]