19760920

素因数分解:

$2^3\times 5^1\times {\mathrm{494023}}^1$

素因数の和:494034

約数の個数: 16

約数和(自身を含む): 44462160

約数和(自身を除く): 24701240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 494023, 988046, 1976092, 2470115, 3952184, 4940230, 9880460, 19760920]

約数ペア:

[(1, 19760920), (2, 9880460), (4, 4940230), (5, 3952184), (8, 2470115), (10, 1976092), (20, 988046), (40, 494023)]