22499620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7867}}^1$

素因数の和:7900

約数の個数: 48

約数和(自身を含む): 55516608

約数和(自身を除く): 33016988

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 7867, 15734, 31468, 39335, 78670, 86537, 102271, 157340, 173074, 204542, 346148, 409084, 432685, 511355, 865370, 1022710, 1124981, 1730740, 2045420, 2249962, 4499924, 5624905, 11249810, 22499620]

約数ペア:

[(1, 22499620), (2, 11249810), (4, 5624905), (5, 4499924), (10, 2249962), (11, 2045420), (13, 1730740), (20, 1124981), (22, 1022710), (26, 865370), (44, 511355), (52, 432685), (55, 409084), (65, 346148), (110, 204542), (130, 173074), (143, 157340), (220, 102271), (260, 86537), (286, 78670), (572, 39335), (715, 31468), (1430, 15734), (2860, 7867)]