31293260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2969}}^1$

素因数の和:3026

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 40556980

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 2969, 5270, 5938, 10540, 11876, 14845, 29690, 50473, 59380, 92039, 100946, 184078, 201892, 252365, 368156, 460195, 504730, 920390, 1009460, 1564663, 1840780, 3129326, 6258652, 7823315, 15646630, 31293260]

約数ペア:

[(1, 31293260), (2, 15646630), (4, 7823315), (5, 6258652), (10, 3129326), (17, 1840780), (20, 1564663), (31, 1009460), (34, 920390), (62, 504730), (68, 460195), (85, 368156), (124, 252365), (155, 201892), (170, 184078), (310, 100946), (340, 92039), (527, 59380), (620, 50473), (1054, 29690), (2108, 14845), (2635, 11876), (2969, 10540), (5270, 5938)]