1008618296780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1697}}^1\times {\mathrm{691109}}^1$

素因数の和:692858

約数の個数: 48

約数和(自身を含む): 2168636833440

約数和(自身を除く): 1160018536660

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1697, 3394, 6788, 8485, 16970, 33940, 72971, 145942, 291884, 364855, 691109, 729710, 1382218, 1459420, 2764436, 3455545, 6911090, 13822180, 29717687, 59435374, 118870748, 148588435, 297176870, 594353740, 1172811973, 2345623946, 4691247892, 5864059865, 11728119730, 23456239460, 50430914839, 100861829678, 201723659356, 252154574195, 504309148390, 1008618296780]

約数ペア:

[(1, 1008618296780), (2, 504309148390), (4, 252154574195), (5, 201723659356), (10, 100861829678), (20, 50430914839), (43, 23456239460), (86, 11728119730), (172, 5864059865), (215, 4691247892), (430, 2345623946), (860, 1172811973), (1697, 594353740), (3394, 297176870), (6788, 148588435), (8485, 118870748), (16970, 59435374), (33940, 29717687), (72971, 13822180), (145942, 6911090), (291884, 3455545), (364855, 2764436), (691109, 1459420), (729710, 1382218)]