196342840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{158341}}^1$

素因数の和:158383

約数の個数: 32

約数和(自身を含む): 456024960

約数和(自身を除く): 259682120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 158341, 316682, 633364, 791705, 1266728, 1583410, 3166820, 4908571, 6333640, 9817142, 19634284, 24542855, 39268568, 49085710, 98171420, 196342840]

約数ペア:

[(1, 196342840), (2, 98171420), (4, 49085710), (5, 39268568), (8, 24542855), (10, 19634284), (20, 9817142), (31, 6333640), (40, 4908571), (62, 3166820), (124, 1583410), (155, 1266728), (248, 791705), (310, 633364), (620, 316682), (1240, 158341)]