40738340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65707}}^1$

素因数の和:65747

約数の個数: 24

約数和(自身を含む): 88311552

約数和(自身を除く): 47573212

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 65707, 131414, 262828, 328535, 657070, 1314140, 2036917, 4073834, 8147668, 10184585, 20369170, 40738340]

約数ペア:

[(1, 40738340), (2, 20369170), (4, 10184585), (5, 8147668), (10, 4073834), (20, 2036917), (31, 1314140), (62, 657070), (124, 328535), (155, 262828), (310, 131414), (620, 65707)]