9215840

素因数分解:

$2^5\times 5^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 21954240

約数和(自身を除く): 12738400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 239, 241, 478, 482, 956, 964, 1195, 1205, 1912, 1928, 2390, 2410, 3824, 3856, 4780, 4820, 7648, 7712, 9560, 9640, 19120, 19280, 38240, 38560, 57599, 115198, 230396, 287995, 460792, 575990, 921584, 1151980, 1843168, 2303960, 4607920, 9215840]

約数ペア:

[(1, 9215840), (2, 4607920), (4, 2303960), (5, 1843168), (8, 1151980), (10, 921584), (16, 575990), (20, 460792), (32, 287995), (40, 230396), (80, 115198), (160, 57599), (239, 38560), (241, 38240), (478, 19280), (482, 19120), (956, 9640), (964, 9560), (1195, 7712), (1205, 7648), (1912, 4820), (1928, 4780), (2390, 3856), (2410, 3824)]