4001840

素因数分解:

$2^4\times 5^1\times {\mathrm{50023}}^1$

素因数の和:50036

約数の個数: 20

約数和(自身を含む): 9304464

約数和(自身を除く): 5302624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 50023, 100046, 200092, 250115, 400184, 500230, 800368, 1000460, 2000920, 4001840]

約数ペア:

[(1, 4001840), (2, 2000920), (4, 1000460), (5, 800368), (8, 500230), (10, 400184), (16, 250115), (20, 200092), (40, 100046), (80, 50023)]