15699640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 24113480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1151, 1240, 1364, 1705, 2302, 2728, 3410, 4604, 5755, 6820, 9208, 11510, 12661, 13640, 23020, 25322, 35681, 46040, 50644, 63305, 71362, 101288, 126610, 142724, 178405, 253220, 285448, 356810, 392491, 506440, 713620, 784982, 1427240, 1569964, 1962455, 3139928, 3924910, 7849820, 15699640]

約数ペア:

[(1, 15699640), (2, 7849820), (4, 3924910), (5, 3139928), (8, 1962455), (10, 1569964), (11, 1427240), (20, 784982), (22, 713620), (31, 506440), (40, 392491), (44, 356810), (55, 285448), (62, 253220), (88, 178405), (110, 142724), (124, 126610), (155, 101288), (220, 71362), (248, 63305), (310, 50644), (341, 46040), (440, 35681), (620, 25322), (682, 23020), (1151, 13640), (1240, 12661), (1364, 11510), (1705, 9208), (2302, 6820), (2728, 5755), (3410, 4604)]