6591640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 16485120

約数和(自身を除く): 9893480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 211, 220, 284, 355, 422, 440, 568, 710, 781, 844, 1055, 1420, 1562, 1688, 2110, 2321, 2840, 3124, 3905, 4220, 4642, 6248, 7810, 8440, 9284, 11605, 14981, 15620, 18568, 23210, 29962, 31240, 46420, 59924, 74905, 92840, 119848, 149810, 164791, 299620, 329582, 599240, 659164, 823955, 1318328, 1647910, 3295820, 6591640]

約数ペア:

[(1, 6591640), (2, 3295820), (4, 1647910), (5, 1318328), (8, 823955), (10, 659164), (11, 599240), (20, 329582), (22, 299620), (40, 164791), (44, 149810), (55, 119848), (71, 92840), (88, 74905), (110, 59924), (142, 46420), (211, 31240), (220, 29962), (284, 23210), (355, 18568), (422, 15620), (440, 14981), (568, 11605), (710, 9284), (781, 8440), (844, 7810), (1055, 6248), (1420, 4642), (1562, 4220), (1688, 3905), (2110, 3124), (2321, 2840)]