1789515980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{271}}^1\times {\mathrm{467}}^1$

素因数の和:855

約数の個数: 96

約数和(自身を含む): 4362688512

約数和(自身を除く): 2573172532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 271, 404, 467, 505, 542, 707, 934, 1010, 1084, 1355, 1414, 1868, 1897, 2020, 2335, 2710, 2828, 3269, 3535, 3794, 4670, 5420, 6538, 7070, 7588, 9340, 9485, 13076, 14140, 16345, 18970, 27371, 32690, 37940, 47167, 54742, 65380, 94334, 109484, 126557, 136855, 188668, 191597, 235835, 253114, 273710, 330169, 383194, 471670, 506228, 547420, 632785, 660338, 766388, 885899, 943340, 957985, 1265570, 1320676, 1650845, 1771798, 1915970, 2531140, 3301690, 3543596, 3831940, 4429495, 6603380, 8858990, 12782257, 17717980, 25564514, 51129028, 63911285, 89475799, 127822570, 178951598, 255645140, 357903196, 447378995, 894757990, 1789515980]

約数ペア:

[(1, 1789515980), (2, 894757990), (4, 447378995), (5, 357903196), (7, 255645140), (10, 178951598), (14, 127822570), (20, 89475799), (28, 63911285), (35, 51129028), (70, 25564514), (101, 17717980), (140, 12782257), (202, 8858990), (271, 6603380), (404, 4429495), (467, 3831940), (505, 3543596), (542, 3301690), (707, 2531140), (934, 1915970), (1010, 1771798), (1084, 1650845), (1355, 1320676), (1414, 1265570), (1868, 957985), (1897, 943340), (2020, 885899), (2335, 766388), (2710, 660338), (2828, 632785), (3269, 547420), (3535, 506228), (3794, 471670), (4670, 383194), (5420, 330169), (6538, 273710), (7070, 253114), (7588, 235835), (9340, 191597), (9485, 188668), (13076, 136855), (14140, 126557), (16345, 109484), (18970, 94334), (27371, 65380), (32690, 54742), (37940, 47167)]