8710360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 21045600

約数和(自身を除く): 12335240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 157, 190, 292, 314, 365, 380, 584, 628, 730, 760, 785, 1256, 1387, 1460, 1570, 2774, 2920, 2983, 3140, 5548, 5966, 6280, 6935, 11096, 11461, 11932, 13870, 14915, 22922, 23864, 27740, 29830, 45844, 55480, 57305, 59660, 91688, 114610, 119320, 217759, 229220, 435518, 458440, 871036, 1088795, 1742072, 2177590, 4355180, 8710360]

約数ペア:

[(1, 8710360), (2, 4355180), (4, 2177590), (5, 1742072), (8, 1088795), (10, 871036), (19, 458440), (20, 435518), (38, 229220), (40, 217759), (73, 119320), (76, 114610), (95, 91688), (146, 59660), (152, 57305), (157, 55480), (190, 45844), (292, 29830), (314, 27740), (365, 23864), (380, 22922), (584, 14915), (628, 13870), (730, 11932), (760, 11461), (785, 11096), (1256, 6935), (1387, 6280), (1460, 5966), (1570, 5548), (2774, 3140), (2920, 2983)]