15504280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{211}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 38465280

約数和(自身を除く): 22961000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 167, 211, 220, 334, 422, 440, 668, 835, 844, 1055, 1336, 1670, 1688, 1837, 2110, 2321, 3340, 3674, 4220, 4642, 6680, 7348, 8440, 9185, 9284, 11605, 14696, 18370, 18568, 23210, 35237, 36740, 46420, 70474, 73480, 92840, 140948, 176185, 281896, 352370, 387607, 704740, 775214, 1409480, 1550428, 1938035, 3100856, 3876070, 7752140, 15504280]

約数ペア:

[(1, 15504280), (2, 7752140), (4, 3876070), (5, 3100856), (8, 1938035), (10, 1550428), (11, 1409480), (20, 775214), (22, 704740), (40, 387607), (44, 352370), (55, 281896), (88, 176185), (110, 140948), (167, 92840), (211, 73480), (220, 70474), (334, 46420), (422, 36740), (440, 35237), (668, 23210), (835, 18568), (844, 18370), (1055, 14696), (1336, 11605), (1670, 9284), (1688, 9185), (1837, 8440), (2110, 7348), (2321, 6680), (3340, 4642), (3674, 4220)]