15338620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{617}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 35507808

約数和(自身を除く): 20169188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 617, 1130, 1234, 1243, 2260, 2468, 2486, 3085, 4972, 6170, 6215, 6787, 12340, 12430, 13574, 24860, 27148, 33935, 67870, 69721, 135740, 139442, 278884, 348605, 697210, 766931, 1394420, 1533862, 3067724, 3834655, 7669310, 15338620]

約数ペア:

[(1, 15338620), (2, 7669310), (4, 3834655), (5, 3067724), (10, 1533862), (11, 1394420), (20, 766931), (22, 697210), (44, 348605), (55, 278884), (110, 139442), (113, 135740), (220, 69721), (226, 67870), (452, 33935), (565, 27148), (617, 24860), (1130, 13574), (1234, 12430), (1243, 12340), (2260, 6787), (2468, 6215), (2486, 6170), (3085, 4972)]