8146890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:835

約数の個数: 48

約数和(自身を含む): 21374496

約数和(自身を除く): 13227606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 691, 786, 1179, 1310, 1382, 1965, 2073, 2358, 3455, 3930, 4146, 5895, 6219, 6910, 10365, 11790, 12438, 20730, 31095, 62190, 90521, 181042, 271563, 452605, 543126, 814689, 905210, 1357815, 1629378, 2715630, 4073445, 8146890]

約数ペア:

[(1, 8146890), (2, 4073445), (3, 2715630), (5, 1629378), (6, 1357815), (9, 905210), (10, 814689), (15, 543126), (18, 452605), (30, 271563), (45, 181042), (90, 90521), (131, 62190), (262, 31095), (393, 20730), (655, 12438), (691, 11790), (786, 10365), (1179, 6910), (1310, 6219), (1382, 5895), (1965, 4146), (2073, 3930), (2358, 3455)]