40917928

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{569}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 78489000

約数和(自身を除く): 37571072

約数列:

[1, 2, 4, 8, 89, 101, 178, 202, 356, 404, 569, 712, 808, 1138, 2276, 4552, 8989, 17978, 35956, 50641, 57469, 71912, 101282, 114938, 202564, 229876, 405128, 459752, 5114741, 10229482, 20458964, 40917928]

約数ペア:

[(1, 40917928), (2, 20458964), (4, 10229482), (8, 5114741), (89, 459752), (101, 405128), (178, 229876), (202, 202564), (356, 114938), (404, 101282), (569, 71912), (712, 57469), (808, 50641), (1138, 35956), (2276, 17978), (4552, 8989)]