56161160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1171}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 139233600

約数和(自身を除く): 83072440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 109, 110, 218, 220, 436, 440, 545, 872, 1090, 1171, 1199, 2180, 2342, 2398, 4360, 4684, 4796, 5855, 5995, 9368, 9592, 11710, 11990, 12881, 23420, 23980, 25762, 46840, 47960, 51524, 64405, 103048, 127639, 128810, 255278, 257620, 510556, 515240, 638195, 1021112, 1276390, 1404029, 2552780, 2808058, 5105560, 5616116, 7020145, 11232232, 14040290, 28080580, 56161160]

約数ペア:

[(1, 56161160), (2, 28080580), (4, 14040290), (5, 11232232), (8, 7020145), (10, 5616116), (11, 5105560), (20, 2808058), (22, 2552780), (40, 1404029), (44, 1276390), (55, 1021112), (88, 638195), (109, 515240), (110, 510556), (218, 257620), (220, 255278), (436, 128810), (440, 127639), (545, 103048), (872, 64405), (1090, 51524), (1171, 47960), (1199, 46840), (2180, 25762), (2342, 23980), (2398, 23420), (4360, 12881), (4684, 11990), (4796, 11710), (5855, 9592), (5995, 9368)]