10278980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 22740480

約数和(自身を除く): 12461500

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 236, 281, 295, 310, 562, 590, 620, 1124, 1180, 1405, 1829, 2810, 3658, 5620, 7316, 8711, 9145, 16579, 17422, 18290, 33158, 34844, 36580, 43555, 66316, 82895, 87110, 165790, 174220, 331580, 513949, 1027898, 2055796, 2569745, 5139490, 10278980]

約数ペア:

[(1, 10278980), (2, 5139490), (4, 2569745), (5, 2055796), (10, 1027898), (20, 513949), (31, 331580), (59, 174220), (62, 165790), (118, 87110), (124, 82895), (155, 66316), (236, 43555), (281, 36580), (295, 34844), (310, 33158), (562, 18290), (590, 17422), (620, 16579), (1124, 9145), (1180, 8711), (1405, 7316), (1829, 5620), (2810, 3658)]