6544780

素因数分解:

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

素因数の和:510

約数の個数: 48

約数和(自身を含む): 15240960

約数和(自身を除く): 8696180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 419, 710, 781, 838, 1420, 1562, 1676, 2095, 3124, 3905, 4190, 4609, 7810, 8380, 9218, 15620, 18436, 23045, 29749, 46090, 59498, 92180, 118996, 148745, 297490, 327239, 594980, 654478, 1308956, 1636195, 3272390, 6544780]

約数ペア:

[(1, 6544780), (2, 3272390), (4, 1636195), (5, 1308956), (10, 654478), (11, 594980), (20, 327239), (22, 297490), (44, 148745), (55, 118996), (71, 92180), (110, 59498), (142, 46090), (220, 29749), (284, 23045), (355, 18436), (419, 15620), (710, 9218), (781, 8380), (838, 7810), (1420, 4609), (1562, 4190), (1676, 3905), (2095, 3124)]