23220440

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{947}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 52386480

約数和(自身を除く): 29166040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 947, 1226, 1894, 2452, 3065, 3788, 4735, 4904, 6130, 7576, 9470, 12260, 18940, 24520, 37880, 580511, 1161022, 2322044, 2902555, 4644088, 5805110, 11610220, 23220440]

約数ペア:

[(1, 23220440), (2, 11610220), (4, 5805110), (5, 4644088), (8, 2902555), (10, 2322044), (20, 1161022), (40, 580511), (613, 37880), (947, 24520), (1226, 18940), (1894, 12260), (2452, 9470), (3065, 7576), (3788, 6130), (4735, 4904)]