31557290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4051}}^1$

素因数の和:4118

約数の個数: 32

約数和(自身を含む): 61266240

約数和(自身を除く): 29708950

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 4051, 7790, 8102, 20255, 40510, 76969, 153938, 166091, 332182, 384845, 769690, 830455, 1660910, 3155729, 6311458, 15778645, 31557290]

約数ペア:

[(1, 31557290), (2, 15778645), (5, 6311458), (10, 3155729), (19, 1660910), (38, 830455), (41, 769690), (82, 384845), (95, 332182), (190, 166091), (205, 153938), (410, 76969), (779, 40510), (1558, 20255), (3895, 8102), (4051, 7790)]