677863340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{440171}}^1$

素因数の和:440198

約数の個数: 48

約数和(自身を含む): 1774773504

約数和(自身を除く): 1096910164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 440171, 880342, 1760684, 2200855, 3081197, 4401710, 4841881, 6162394, 8803420, 9683762, 12324788, 15405985, 19367524, 24209405, 30811970, 33893167, 48418810, 61623940, 67786334, 96837620, 135572668, 169465835, 338931670, 677863340]

約数ペア:

[(1, 677863340), (2, 338931670), (4, 169465835), (5, 135572668), (7, 96837620), (10, 67786334), (11, 61623940), (14, 48418810), (20, 33893167), (22, 30811970), (28, 24209405), (35, 19367524), (44, 15405985), (55, 12324788), (70, 9683762), (77, 8803420), (110, 6162394), (140, 4841881), (154, 4401710), (220, 3081197), (308, 2200855), (385, 1760684), (770, 880342), (1540, 440171)]