40450904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3851}}^1$

素因数の和:3971

約数の個数: 32

約数和(自身を含む): 82509840

約数和(自身を除く): 42058936

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 3851, 5252, 7702, 10504, 15404, 30808, 50063, 100126, 200252, 388951, 400504, 777902, 1555804, 3111608, 5056363, 10112726, 20225452, 40450904]

約数ペア:

[(1, 40450904), (2, 20225452), (4, 10112726), (8, 5056363), (13, 3111608), (26, 1555804), (52, 777902), (101, 400504), (104, 388951), (202, 200252), (404, 100126), (808, 50063), (1313, 30808), (2626, 15404), (3851, 10504), (5252, 7702)]