44697640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1999}}^1$

素因数の和:2066

約数の個数: 64

約数和(自身を含む): 110880000

約数和(自身を除く): 66182360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 1999, 2236, 2795, 3998, 4472, 5590, 7996, 9995, 11180, 15992, 19990, 22360, 25987, 39980, 51974, 79960, 85957, 103948, 129935, 171914, 207896, 259870, 343828, 429785, 519740, 687656, 859570, 1039480, 1117441, 1719140, 2234882, 3438280, 4469764, 5587205, 8939528, 11174410, 22348820, 44697640]

約数ペア:

[(1, 44697640), (2, 22348820), (4, 11174410), (5, 8939528), (8, 5587205), (10, 4469764), (13, 3438280), (20, 2234882), (26, 1719140), (40, 1117441), (43, 1039480), (52, 859570), (65, 687656), (86, 519740), (104, 429785), (130, 343828), (172, 259870), (215, 207896), (260, 171914), (344, 129935), (430, 103948), (520, 85957), (559, 79960), (860, 51974), (1118, 39980), (1720, 25987), (1999, 22360), (2236, 19990), (2795, 15992), (3998, 11180), (4472, 9995), (5590, 7996)]