1912989920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8863}}^1$

素因数の和:8968

約数の個数: 96

約数和(自身を含む): 4824852480

約数和(自身を除く): 2911862560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 355, 380, 568, 608, 710, 760, 1136, 1349, 1420, 1520, 2272, 2698, 2840, 3040, 5396, 5680, 6745, 8863, 10792, 11360, 13490, 17726, 21584, 26980, 35452, 43168, 44315, 53960, 70904, 88630, 107920, 141808, 168397, 177260, 215840, 283616, 336794, 354520, 629273, 673588, 709040, 841985, 1258546, 1347176, 1418080, 1683970, 2517092, 2694352, 3146365, 3367940, 5034184, 5388704, 6292730, 6735880, 10068368, 11956187, 12585460, 13471760, 20136736, 23912374, 25170920, 26943520, 47824748, 50341840, 59780935, 95649496, 100683680, 119561870, 191298992, 239123740, 382597984, 478247480, 956494960, 1912989920]

約数ペア:

[(1, 1912989920), (2, 956494960), (4, 478247480), (5, 382597984), (8, 239123740), (10, 191298992), (16, 119561870), (19, 100683680), (20, 95649496), (32, 59780935), (38, 50341840), (40, 47824748), (71, 26943520), (76, 25170920), (80, 23912374), (95, 20136736), (142, 13471760), (152, 12585460), (160, 11956187), (190, 10068368), (284, 6735880), (304, 6292730), (355, 5388704), (380, 5034184), (568, 3367940), (608, 3146365), (710, 2694352), (760, 2517092), (1136, 1683970), (1349, 1418080), (1420, 1347176), (1520, 1258546), (2272, 841985), (2698, 709040), (2840, 673588), (3040, 629273), (5396, 354520), (5680, 336794), (6745, 283616), (8863, 215840), (10792, 177260), (11360, 168397), (13490, 141808), (17726, 107920), (21584, 88630), (26980, 70904), (35452, 53960), (43168, 44315)]