13089560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:512

約数の個数: 64

約数和(自身を含む): 32659200

約数和(自身を除く): 19569640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 419, 440, 568, 710, 781, 838, 1420, 1562, 1676, 2095, 2840, 3124, 3352, 3905, 4190, 4609, 6248, 7810, 8380, 9218, 15620, 16760, 18436, 23045, 29749, 31240, 36872, 46090, 59498, 92180, 118996, 148745, 184360, 237992, 297490, 327239, 594980, 654478, 1189960, 1308956, 1636195, 2617912, 3272390, 6544780, 13089560]

約数ペア:

[(1, 13089560), (2, 6544780), (4, 3272390), (5, 2617912), (8, 1636195), (10, 1308956), (11, 1189960), (20, 654478), (22, 594980), (40, 327239), (44, 297490), (55, 237992), (71, 184360), (88, 148745), (110, 118996), (142, 92180), (220, 59498), (284, 46090), (355, 36872), (419, 31240), (440, 29749), (568, 23045), (710, 18436), (781, 16760), (838, 15620), (1420, 9218), (1562, 8380), (1676, 7810), (2095, 6248), (2840, 4609), (3124, 4190), (3352, 3905)]