12851020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 34771968

約数和(自身を除く): 21920948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 52, 65, 70, 91, 92, 115, 130, 140, 161, 182, 230, 260, 299, 307, 322, 364, 455, 460, 598, 614, 644, 805, 910, 1196, 1228, 1495, 1535, 1610, 1820, 2093, 2149, 2990, 3070, 3220, 3991, 4186, 4298, 5980, 6140, 7061, 7982, 8372, 8596, 10465, 10745, 14122, 15964, 19955, 20930, 21490, 27937, 28244, 35305, 39910, 41860, 42980, 49427, 55874, 70610, 79820, 91793, 98854, 111748, 139685, 141220, 183586, 197708, 247135, 279370, 367172, 458965, 494270, 558740, 642551, 917930, 988540, 1285102, 1835860, 2570204, 3212755, 6425510, 12851020]

約数ペア:

[(1, 12851020), (2, 6425510), (4, 3212755), (5, 2570204), (7, 1835860), (10, 1285102), (13, 988540), (14, 917930), (20, 642551), (23, 558740), (26, 494270), (28, 458965), (35, 367172), (46, 279370), (52, 247135), (65, 197708), (70, 183586), (91, 141220), (92, 139685), (115, 111748), (130, 98854), (140, 91793), (161, 79820), (182, 70610), (230, 55874), (260, 49427), (299, 42980), (307, 41860), (322, 39910), (364, 35305), (455, 28244), (460, 27937), (598, 21490), (614, 20930), (644, 19955), (805, 15964), (910, 14122), (1196, 10745), (1228, 10465), (1495, 8596), (1535, 8372), (1610, 7982), (1820, 7061), (2093, 6140), (2149, 5980), (2990, 4298), (3070, 4186), (3220, 3991)]