40012570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{887}}^1$

素因数の和:1254

約数の個数: 32

約数和(自身を含む): 77874048

約数和(自身を除く): 37861478

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 347, 694, 887, 1735, 1774, 3470, 4435, 4511, 8870, 9022, 11531, 22555, 23062, 45110, 57655, 115310, 307789, 615578, 1538945, 3077890, 4001257, 8002514, 20006285, 40012570]

約数ペア:

[(1, 40012570), (2, 20006285), (5, 8002514), (10, 4001257), (13, 3077890), (26, 1538945), (65, 615578), (130, 307789), (347, 115310), (694, 57655), (887, 45110), (1735, 23062), (1774, 22555), (3470, 11531), (4435, 9022), (4511, 8870)]