5731220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 13305600

約数和(自身を除く): 7574380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 239, 436, 478, 545, 956, 1090, 1195, 1199, 2180, 2390, 2398, 2629, 4780, 4796, 5258, 5995, 10516, 11990, 13145, 23980, 26051, 26290, 52102, 52580, 104204, 130255, 260510, 286561, 521020, 573122, 1146244, 1432805, 2865610, 5731220]

約数ペア:

[(1, 5731220), (2, 2865610), (4, 1432805), (5, 1146244), (10, 573122), (11, 521020), (20, 286561), (22, 260510), (44, 130255), (55, 104204), (109, 52580), (110, 52102), (218, 26290), (220, 26051), (239, 23980), (436, 13145), (478, 11990), (545, 10516), (956, 5995), (1090, 5258), (1195, 4796), (1199, 4780), (2180, 2629), (2390, 2398)]