40537808

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{3833}}^1$

素因数の和:4502

約数の個数: 20

約数和(自身を含む): 78681348

約数和(自身を除く): 38143540

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 3833, 5288, 7666, 10576, 15332, 30664, 61328, 2533613, 5067226, 10134452, 20268904, 40537808]

約数ペア:

[(1, 40537808), (2, 20268904), (4, 10134452), (8, 5067226), (16, 2533613), (661, 61328), (1322, 30664), (2644, 15332), (3833, 10576), (5288, 7666)]