40420528

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{359}}^1$

素因数の和:625

約数の個数: 40

約数和(自身を含む): 81423360

約数和(自身を除く): 41002832

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 227, 248, 359, 454, 496, 718, 908, 1436, 1816, 2872, 3632, 5744, 7037, 11129, 14074, 22258, 28148, 44516, 56296, 81493, 89032, 112592, 162986, 178064, 325972, 651944, 1303888, 2526283, 5052566, 10105132, 20210264, 40420528]

約数ペア:

[(1, 40420528), (2, 20210264), (4, 10105132), (8, 5052566), (16, 2526283), (31, 1303888), (62, 651944), (124, 325972), (227, 178064), (248, 162986), (359, 112592), (454, 89032), (496, 81493), (718, 56296), (908, 44516), (1436, 28148), (1816, 22258), (2872, 14074), (3632, 11129), (5744, 7037)]