190249480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{153427}}^1$

素因数の和:153469

約数の個数: 32

約数和(自身を含む): 441872640

約数和(自身を除く): 251623160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 153427, 306854, 613708, 767135, 1227416, 1534270, 3068540, 4756237, 6137080, 9512474, 19024948, 23781185, 38049896, 47562370, 95124740, 190249480]

約数ペア:

[(1, 190249480), (2, 95124740), (4, 47562370), (5, 38049896), (8, 23781185), (10, 19024948), (20, 9512474), (31, 6137080), (40, 4756237), (62, 3068540), (124, 1534270), (155, 1227416), (248, 767135), (310, 613708), (620, 306854), (1240, 153427)]