70967380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1621}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 163497600

約数和(自身を除く): 92530220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 220, 398, 796, 995, 1621, 1990, 2189, 3242, 3980, 4378, 6484, 8105, 8756, 10945, 16210, 17831, 21890, 32420, 35662, 43780, 71324, 89155, 178310, 322579, 356620, 645158, 1290316, 1612895, 3225790, 3548369, 6451580, 7096738, 14193476, 17741845, 35483690, 70967380]

約数ペア:

[(1, 70967380), (2, 35483690), (4, 17741845), (5, 14193476), (10, 7096738), (11, 6451580), (20, 3548369), (22, 3225790), (44, 1612895), (55, 1290316), (110, 645158), (199, 356620), (220, 322579), (398, 178310), (796, 89155), (995, 71324), (1621, 43780), (1990, 35662), (2189, 32420), (3242, 21890), (3980, 17831), (4378, 16210), (6484, 10945), (8105, 8756)]