13642220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 30578688

約数和(自身を除く): 16936468

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 631, 940, 1081, 1262, 2162, 2524, 3155, 4324, 5405, 6310, 10810, 12620, 14513, 21620, 29026, 29657, 58052, 59314, 72565, 118628, 145130, 148285, 290260, 296570, 593140, 682111, 1364222, 2728444, 3410555, 6821110, 13642220]

約数ペア:

[(1, 13642220), (2, 6821110), (4, 3410555), (5, 2728444), (10, 1364222), (20, 682111), (23, 593140), (46, 296570), (47, 290260), (92, 148285), (94, 145130), (115, 118628), (188, 72565), (230, 59314), (235, 58052), (460, 29657), (470, 29026), (631, 21620), (940, 14513), (1081, 12620), (1262, 10810), (2162, 6310), (2524, 5405), (3155, 4324)]