49808140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{22039}}^1$

素因数の和:22161

約数の個数: 24

約数和(自身を含む): 105527520

約数和(自身を除く): 55719380

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 22039, 44078, 88156, 110195, 220390, 440780, 2490407, 4980814, 9961628, 12452035, 24904070, 49808140]

約数ペア:

[(1, 49808140), (2, 24904070), (4, 12452035), (5, 9961628), (10, 4980814), (20, 2490407), (113, 440780), (226, 220390), (452, 110195), (565, 88156), (1130, 44078), (2260, 22039)]