22239640

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{907}}^1$

素因数の和:1531

約数の個数: 32

約数和(自身を含む): 50176080

約数和(自身を除く): 27936440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 907, 1226, 1814, 2452, 3065, 3628, 4535, 4904, 6130, 7256, 9070, 12260, 18140, 24520, 36280, 555991, 1111982, 2223964, 2779955, 4447928, 5559910, 11119820, 22239640]

約数ペア:

[(1, 22239640), (2, 11119820), (4, 5559910), (5, 4447928), (8, 2779955), (10, 2223964), (20, 1111982), (40, 555991), (613, 36280), (907, 24520), (1226, 18140), (1814, 12260), (2452, 9070), (3065, 7256), (3628, 6130), (4535, 4904)]