22326980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 28852540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1087, 1580, 2054, 2174, 4108, 4348, 5135, 5435, 10270, 10870, 14131, 20540, 21740, 28262, 56524, 70655, 85873, 141310, 171746, 282620, 343492, 429365, 858730, 1116349, 1717460, 2232698, 4465396, 5581745, 11163490, 22326980]

約数ペア:

[(1, 22326980), (2, 11163490), (4, 5581745), (5, 4465396), (10, 2232698), (13, 1717460), (20, 1116349), (26, 858730), (52, 429365), (65, 343492), (79, 282620), (130, 171746), (158, 141310), (260, 85873), (316, 70655), (395, 56524), (790, 28262), (1027, 21740), (1087, 20540), (1580, 14131), (2054, 10870), (2174, 10270), (4108, 5435), (4348, 5135)]