40864054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 81285120

約数和(自身を除く): 40421066

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 83, 139, 154, 161, 166, 253, 278, 322, 506, 581, 913, 973, 1162, 1529, 1771, 1826, 1909, 1946, 3058, 3197, 3542, 3818, 6391, 6394, 10703, 11537, 12782, 13363, 20999, 21406, 22379, 23074, 26726, 35167, 41998, 44758, 70334, 80759, 126907, 146993, 161518, 246169, 253814, 265351, 293986, 492338, 530702, 888349, 1776698, 1857457, 2918861, 3714914, 5837722, 20432027, 40864054]

約数ペア:

[(1, 40864054), (2, 20432027), (7, 5837722), (11, 3714914), (14, 2918861), (22, 1857457), (23, 1776698), (46, 888349), (77, 530702), (83, 492338), (139, 293986), (154, 265351), (161, 253814), (166, 246169), (253, 161518), (278, 146993), (322, 126907), (506, 80759), (581, 70334), (913, 44758), (973, 41998), (1162, 35167), (1529, 26726), (1771, 23074), (1826, 22379), (1909, 21406), (1946, 20999), (3058, 13363), (3197, 12782), (3542, 11537), (3818, 10703), (6391, 6394)]