314919790

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{3191}}^1$

素因数の和:3408

約数の個数: 32

約数和(自身を含む): 579156480

約数和(自身を除く): 264236690

約数列:

[1, 2, 5, 10, 71, 139, 142, 278, 355, 695, 710, 1390, 3191, 6382, 9869, 15955, 19738, 31910, 49345, 98690, 226561, 443549, 453122, 887098, 1132805, 2217745, 2265610, 4435490, 31491979, 62983958, 157459895, 314919790]

約数ペア:

[(1, 314919790), (2, 157459895), (5, 62983958), (10, 31491979), (71, 4435490), (139, 2265610), (142, 2217745), (278, 1132805), (355, 887098), (695, 453122), (710, 443549), (1390, 226561), (3191, 98690), (6382, 49345), (9869, 31910), (15955, 19738)]