1616621860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{41687}}^1$

素因数の和:41980

約数の個数: 48

約数和(自身を含む): 3893992704

約数和(自身を除く): 2277370844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 1108, 1385, 1939, 2770, 3878, 5540, 7756, 9695, 19390, 38780, 41687, 83374, 166748, 208435, 291809, 416870, 583618, 833740, 1167236, 1459045, 2918090, 5836180, 11547299, 23094598, 46189196, 57736495, 80831093, 115472990, 161662186, 230945980, 323324372, 404155465, 808310930, 1616621860]

約数ペア:

[(1, 1616621860), (2, 808310930), (4, 404155465), (5, 323324372), (7, 230945980), (10, 161662186), (14, 115472990), (20, 80831093), (28, 57736495), (35, 46189196), (70, 23094598), (140, 11547299), (277, 5836180), (554, 2918090), (1108, 1459045), (1385, 1167236), (1939, 833740), (2770, 583618), (3878, 416870), (5540, 291809), (7756, 208435), (9695, 166748), (19390, 83374), (38780, 41687)]