40354064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{81359}}^1$

素因数の和:81398

約数の個数: 20

約数和(自身を含む): 80709120

約数和(自身を除く): 40355056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 81359, 162718, 325436, 650872, 1301744, 2522129, 5044258, 10088516, 20177032, 40354064]

約数ペア:

[(1, 40354064), (2, 20177032), (4, 10088516), (8, 5044258), (16, 2522129), (31, 1301744), (62, 650872), (124, 325436), (248, 162718), (496, 81359)]