22785320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{113}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 52459380

約数和(自身を除く): 29674060

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 113, 142, 226, 284, 355, 452, 565, 568, 710, 904, 1130, 1420, 2260, 2840, 4520, 5041, 8023, 10082, 16046, 20164, 25205, 32092, 40115, 40328, 50410, 64184, 80230, 100820, 160460, 201640, 320920, 569633, 1139266, 2278532, 2848165, 4557064, 5696330, 11392660, 22785320]

約数ペア:

[(1, 22785320), (2, 11392660), (4, 5696330), (5, 4557064), (8, 2848165), (10, 2278532), (20, 1139266), (40, 569633), (71, 320920), (113, 201640), (142, 160460), (226, 100820), (284, 80230), (355, 64184), (452, 50410), (565, 40328), (568, 40115), (710, 32092), (904, 25205), (1130, 20164), (1420, 16046), (2260, 10082), (2840, 8023), (4520, 5041)]