10340440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 25816320

約数和(自身を除く): 15475880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 331, 355, 440, 568, 662, 710, 781, 1324, 1420, 1562, 1655, 2648, 2840, 3124, 3310, 3641, 3905, 6248, 6620, 7282, 7810, 13240, 14564, 15620, 18205, 23501, 29128, 31240, 36410, 47002, 72820, 94004, 117505, 145640, 188008, 235010, 258511, 470020, 517022, 940040, 1034044, 1292555, 2068088, 2585110, 5170220, 10340440]

約数ペア:

[(1, 10340440), (2, 5170220), (4, 2585110), (5, 2068088), (8, 1292555), (10, 1034044), (11, 940040), (20, 517022), (22, 470020), (40, 258511), (44, 235010), (55, 188008), (71, 145640), (88, 117505), (110, 94004), (142, 72820), (220, 47002), (284, 36410), (331, 31240), (355, 29128), (440, 23501), (568, 18205), (662, 15620), (710, 14564), (781, 13240), (1324, 7810), (1420, 7282), (1562, 6620), (1655, 6248), (2648, 3905), (2840, 3641), (3124, 3310)]