1657284520

素因数分解:

$2^3\times 5^1\times {\mathrm{41432113}}^1$

素因数の和:41432124

約数の個数: 16

約数和(自身を含む): 3728890260

約数和(自身を除く): 2071605740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41432113, 82864226, 165728452, 207160565, 331456904, 414321130, 828642260, 1657284520]

約数ペア:

[(1, 1657284520), (2, 828642260), (4, 414321130), (5, 331456904), (8, 207160565), (10, 165728452), (20, 82864226), (40, 41432113)]