15706904120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{947}}^1\times {\mathrm{9643}}^1$

素因数の和:10644

約数の個数: 64

約数和(自身を含む): 36204347520

約数和(自身を除く): 20497443400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 947, 1720, 1894, 3788, 4735, 7576, 9470, 9643, 18940, 19286, 37880, 38572, 40721, 48215, 77144, 81442, 96430, 162884, 192860, 203605, 325768, 385720, 407210, 414649, 814420, 829298, 1628840, 1658596, 2073245, 3317192, 4146490, 8292980, 9131921, 16585960, 18263842, 36527684, 45659605, 73055368, 91319210, 182638420, 365276840, 392672603, 785345206, 1570690412, 1963363015, 3141380824, 3926726030, 7853452060, 15706904120]

約数ペア:

[(1, 15706904120), (2, 7853452060), (4, 3926726030), (5, 3141380824), (8, 1963363015), (10, 1570690412), (20, 785345206), (40, 392672603), (43, 365276840), (86, 182638420), (172, 91319210), (215, 73055368), (344, 45659605), (430, 36527684), (860, 18263842), (947, 16585960), (1720, 9131921), (1894, 8292980), (3788, 4146490), (4735, 3317192), (7576, 2073245), (9470, 1658596), (9643, 1628840), (18940, 829298), (19286, 814420), (37880, 414649), (38572, 407210), (40721, 385720), (48215, 325768), (77144, 203605), (81442, 192860), (96430, 162884)]