1330361680

素因数分解:

$2^4\times 5^1\times {\mathrm{16629521}}^1$

素因数の和:16629534

約数の個数: 20

約数和(自身を含む): 3093091092

約数和(自身を除く): 1762729412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16629521, 33259042, 66518084, 83147605, 133036168, 166295210, 266072336, 332590420, 665180840, 1330361680]

約数ペア:

[(1, 1330361680), (2, 665180840), (4, 332590420), (5, 266072336), (8, 166295210), (10, 133036168), (16, 83147605), (20, 66518084), (40, 33259042), (80, 16629521)]