22900520

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{7247}}^1$

素因数の和:7337

約数の個数: 32

約数和(自身を含む): 52185600

約数和(自身を除く): 29285080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 7247, 14494, 28988, 36235, 57976, 72470, 144940, 289880, 572513, 1145026, 2290052, 2862565, 4580104, 5725130, 11450260, 22900520]

約数ペア:

[(1, 22900520), (2, 11450260), (4, 5725130), (5, 4580104), (8, 2862565), (10, 2290052), (20, 1145026), (40, 572513), (79, 289880), (158, 144940), (316, 72470), (395, 57976), (632, 36235), (790, 28988), (1580, 14494), (3160, 7247)]