26403860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1249}}^1$

素因数の和:1416

約数の個数: 48

約数和(自身を含む): 63840000

約数和(自身を除く): 37436140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1249, 1510, 2114, 2498, 3020, 4228, 4996, 5285, 6245, 8743, 10570, 12490, 17486, 21140, 24980, 34972, 43715, 87430, 174860, 188599, 377198, 754396, 942995, 1320193, 1885990, 2640386, 3771980, 5280772, 6600965, 13201930, 26403860]

約数ペア:

[(1, 26403860), (2, 13201930), (4, 6600965), (5, 5280772), (7, 3771980), (10, 2640386), (14, 1885990), (20, 1320193), (28, 942995), (35, 754396), (70, 377198), (140, 188599), (151, 174860), (302, 87430), (604, 43715), (755, 34972), (1057, 24980), (1249, 21140), (1510, 17486), (2114, 12490), (2498, 10570), (3020, 8743), (4228, 6245), (4996, 5285)]