2685321940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{17581}}^1$

素因数の和:18688

約数の個数: 48

約数和(自身を含む): 6451046784

約数和(自身を除く): 3765724844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1091, 2182, 4364, 5455, 7637, 10910, 15274, 17581, 21820, 30548, 35162, 38185, 70324, 76370, 87905, 123067, 152740, 175810, 246134, 351620, 492268, 615335, 1230670, 2461340, 19180871, 38361742, 76723484, 95904355, 134266097, 191808710, 268532194, 383617420, 537064388, 671330485, 1342660970, 2685321940]

約数ペア:

[(1, 2685321940), (2, 1342660970), (4, 671330485), (5, 537064388), (7, 383617420), (10, 268532194), (14, 191808710), (20, 134266097), (28, 95904355), (35, 76723484), (70, 38361742), (140, 19180871), (1091, 2461340), (2182, 1230670), (4364, 615335), (5455, 492268), (7637, 351620), (10910, 246134), (15274, 175810), (17581, 152740), (21820, 123067), (30548, 87905), (35162, 76370), (38185, 70324)]