13407738640

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{449321}}^1$

素因数の和:449707

約数の個数: 40

約数和(自身を含む): 31256635608

約数和(自身を除く): 17848896968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2984, 3730, 5968, 7460, 14920, 29840, 449321, 898642, 1797284, 2246605, 3594568, 4493210, 7189136, 8986420, 17972840, 35945680, 167596733, 335193466, 670386932, 837983665, 1340773864, 1675967330, 2681547728, 3351934660, 6703869320, 13407738640]

約数ペア:

[(1, 13407738640), (2, 6703869320), (4, 3351934660), (5, 2681547728), (8, 1675967330), (10, 1340773864), (16, 837983665), (20, 670386932), (40, 335193466), (80, 167596733), (373, 35945680), (746, 17972840), (1492, 8986420), (1865, 7189136), (2984, 4493210), (3730, 3594568), (5968, 2246605), (7460, 1797284), (14920, 898642), (29840, 449321)]