122197640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^2\times {\mathrm{821}}^1$

素因数の和:954

約数の個数: 48

約数和(自身を含む): 279866340

約数和(自身を除く): 157668700

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 821, 1220, 1642, 2440, 3284, 3721, 4105, 6568, 7442, 8210, 14884, 16420, 18605, 29768, 32840, 37210, 50081, 74420, 100162, 148840, 200324, 250405, 400648, 500810, 1001620, 2003240, 3054941, 6109882, 12219764, 15274705, 24439528, 30549410, 61098820, 122197640]

約数ペア:

[(1, 122197640), (2, 61098820), (4, 30549410), (5, 24439528), (8, 15274705), (10, 12219764), (20, 6109882), (40, 3054941), (61, 2003240), (122, 1001620), (244, 500810), (305, 400648), (488, 250405), (610, 200324), (821, 148840), (1220, 100162), (1642, 74420), (2440, 50081), (3284, 37210), (3721, 32840), (4105, 29768), (6568, 18605), (7442, 16420), (8210, 14884)]