408283640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3967}}^1$

素因数の和:4092

約数の個数: 64

約数和(自身を含む): 959938560

約数和(自身を除く): 551654920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 83, 124, 155, 166, 248, 310, 332, 415, 620, 664, 830, 1240, 1660, 2573, 3320, 3967, 5146, 7934, 10292, 12865, 15868, 19835, 20584, 25730, 31736, 39670, 51460, 79340, 102920, 122977, 158680, 245954, 329261, 491908, 614885, 658522, 983816, 1229770, 1317044, 1646305, 2459540, 2634088, 3292610, 4919080, 6585220, 10207091, 13170440, 20414182, 40828364, 51035455, 81656728, 102070910, 204141820, 408283640]

約数ペア:

[(1, 408283640), (2, 204141820), (4, 102070910), (5, 81656728), (8, 51035455), (10, 40828364), (20, 20414182), (31, 13170440), (40, 10207091), (62, 6585220), (83, 4919080), (124, 3292610), (155, 2634088), (166, 2459540), (248, 1646305), (310, 1317044), (332, 1229770), (415, 983816), (620, 658522), (664, 614885), (830, 491908), (1240, 329261), (1660, 245954), (2573, 158680), (3320, 122977), (3967, 102920), (5146, 79340), (7934, 51460), (10292, 39670), (12865, 31736), (15868, 25730), (19835, 20584)]