22541480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 32979160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 520, 536, 647, 670, 871, 1294, 1340, 1742, 2588, 2680, 3235, 3484, 4355, 5176, 6470, 6968, 8411, 8710, 12940, 16822, 17420, 25880, 33644, 34840, 42055, 43349, 67288, 84110, 86698, 168220, 173396, 216745, 336440, 346792, 433490, 563537, 866980, 1127074, 1733960, 2254148, 2817685, 4508296, 5635370, 11270740, 22541480]

約数ペア:

[(1, 22541480), (2, 11270740), (4, 5635370), (5, 4508296), (8, 2817685), (10, 2254148), (13, 1733960), (20, 1127074), (26, 866980), (40, 563537), (52, 433490), (65, 346792), (67, 336440), (104, 216745), (130, 173396), (134, 168220), (260, 86698), (268, 84110), (335, 67288), (520, 43349), (536, 42055), (647, 34840), (670, 33644), (871, 25880), (1294, 17420), (1340, 16822), (1742, 12940), (2588, 8710), (2680, 8411), (3235, 6968), (3484, 6470), (4355, 5176)]