15365240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{743}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 38568960

約数和(自身を除く): 23203720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 743, 940, 1034, 1486, 1880, 2068, 2585, 2972, 3715, 4136, 5170, 5944, 7430, 8173, 10340, 14860, 16346, 20680, 29720, 32692, 34921, 40865, 65384, 69842, 81730, 139684, 163460, 174605, 279368, 326920, 349210, 384131, 698420, 768262, 1396840, 1536524, 1920655, 3073048, 3841310, 7682620, 15365240]

約数ペア:

[(1, 15365240), (2, 7682620), (4, 3841310), (5, 3073048), (8, 1920655), (10, 1536524), (11, 1396840), (20, 768262), (22, 698420), (40, 384131), (44, 349210), (47, 326920), (55, 279368), (88, 174605), (94, 163460), (110, 139684), (188, 81730), (220, 69842), (235, 65384), (376, 40865), (440, 34921), (470, 32692), (517, 29720), (743, 20680), (940, 16346), (1034, 14860), (1486, 10340), (1880, 8173), (2068, 7430), (2585, 5944), (2972, 5170), (3715, 4136)]