5179240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 12960000

約数和(自身を除く): 7780760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 149, 158, 220, 298, 316, 395, 440, 596, 632, 745, 790, 869, 1192, 1490, 1580, 1639, 1738, 2980, 3160, 3278, 3476, 4345, 5960, 6556, 6952, 8195, 8690, 11771, 13112, 16390, 17380, 23542, 32780, 34760, 47084, 58855, 65560, 94168, 117710, 129481, 235420, 258962, 470840, 517924, 647405, 1035848, 1294810, 2589620, 5179240]

約数ペア:

[(1, 5179240), (2, 2589620), (4, 1294810), (5, 1035848), (8, 647405), (10, 517924), (11, 470840), (20, 258962), (22, 235420), (40, 129481), (44, 117710), (55, 94168), (79, 65560), (88, 58855), (110, 47084), (149, 34760), (158, 32780), (220, 23542), (298, 17380), (316, 16390), (395, 13112), (440, 11771), (596, 8690), (632, 8195), (745, 6952), (790, 6556), (869, 5960), (1192, 4345), (1490, 3476), (1580, 3278), (1639, 3160), (1738, 2980)]