8639490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 22809600

約数和(自身を除く): 14170110

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 659, 690, 874, 1311, 1318, 1977, 2185, 2622, 3295, 3954, 4370, 6555, 6590, 9885, 12521, 13110, 15157, 19770, 25042, 30314, 37563, 45471, 62605, 75126, 75785, 90942, 125210, 151570, 187815, 227355, 287983, 375630, 454710, 575966, 863949, 1439915, 1727898, 2879830, 4319745, 8639490]

約数ペア:

[(1, 8639490), (2, 4319745), (3, 2879830), (5, 1727898), (6, 1439915), (10, 863949), (15, 575966), (19, 454710), (23, 375630), (30, 287983), (38, 227355), (46, 187815), (57, 151570), (69, 125210), (95, 90942), (114, 75785), (115, 75126), (138, 62605), (190, 45471), (230, 37563), (285, 30314), (345, 25042), (437, 19770), (570, 15157), (659, 13110), (690, 12521), (874, 9885), (1311, 6590), (1318, 6555), (1977, 4370), (2185, 3954), (2622, 3295)]