15365740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{523}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 35124768

約数和(自身を除く): 19759028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 523, 565, 1046, 1130, 1469, 2092, 2260, 2615, 2938, 5230, 5876, 6799, 7345, 10460, 13598, 14690, 27196, 29380, 33995, 59099, 67990, 118198, 135980, 236396, 295495, 590990, 768287, 1181980, 1536574, 3073148, 3841435, 7682870, 15365740]

約数ペア:

[(1, 15365740), (2, 7682870), (4, 3841435), (5, 3073148), (10, 1536574), (13, 1181980), (20, 768287), (26, 590990), (52, 295495), (65, 236396), (113, 135980), (130, 118198), (226, 67990), (260, 59099), (452, 33995), (523, 29380), (565, 27196), (1046, 14690), (1130, 13598), (1469, 10460), (2092, 7345), (2260, 6799), (2615, 5876), (2938, 5230)]