9398840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 23677920

約数和(自身を除く): 14279080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 521, 820, 902, 1042, 1640, 1804, 2084, 2255, 2605, 3608, 4168, 4510, 5210, 5731, 9020, 10420, 11462, 18040, 20840, 21361, 22924, 28655, 42722, 45848, 57310, 85444, 106805, 114620, 170888, 213610, 229240, 234971, 427220, 469942, 854440, 939884, 1174855, 1879768, 2349710, 4699420, 9398840]

約数ペア:

[(1, 9398840), (2, 4699420), (4, 2349710), (5, 1879768), (8, 1174855), (10, 939884), (11, 854440), (20, 469942), (22, 427220), (40, 234971), (41, 229240), (44, 213610), (55, 170888), (82, 114620), (88, 106805), (110, 85444), (164, 57310), (205, 45848), (220, 42722), (328, 28655), (410, 22924), (440, 21361), (451, 20840), (521, 18040), (820, 11462), (902, 10420), (1042, 9020), (1640, 5731), (1804, 5210), (2084, 4510), (2255, 4168), (2605, 3608)]