31913970380

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1\times {\mathrm{19541}}^1$

素因数の和:21794

約数の個数: 48

約数和(自身を含む): 68865382656

約数和(自身を除く): 36951412276

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 2207, 4414, 8828, 11035, 19541, 22070, 39082, 44140, 78164, 81659, 97705, 163318, 195410, 326636, 390820, 408295, 723017, 816590, 1446034, 1633180, 2892068, 3615085, 7230170, 14460340, 43126987, 86253974, 172507948, 215634935, 431269870, 862539740, 1595698519, 3191397038, 6382794076, 7978492595, 15956985190, 31913970380]

約数ペア:

[(1, 31913970380), (2, 15956985190), (4, 7978492595), (5, 6382794076), (10, 3191397038), (20, 1595698519), (37, 862539740), (74, 431269870), (148, 215634935), (185, 172507948), (370, 86253974), (740, 43126987), (2207, 14460340), (4414, 7230170), (8828, 3615085), (11035, 2892068), (19541, 1633180), (22070, 1446034), (39082, 816590), (44140, 723017), (78164, 408295), (81659, 390820), (97705, 326636), (163318, 195410)]