42428620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3154

約数の個数: 48

約数和(自身を含む): 97796160

約数和(自身を除く): 55367540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3079, 3445, 6158, 6890, 12316, 13780, 15395, 30790, 40027, 61580, 80054, 160108, 163187, 200135, 326374, 400270, 652748, 800540, 815935, 1631870, 2121431, 3263740, 4242862, 8485724, 10607155, 21214310, 42428620]

約数ペア:

[(1, 42428620), (2, 21214310), (4, 10607155), (5, 8485724), (10, 4242862), (13, 3263740), (20, 2121431), (26, 1631870), (52, 815935), (53, 800540), (65, 652748), (106, 400270), (130, 326374), (212, 200135), (260, 163187), (265, 160108), (530, 80054), (689, 61580), (1060, 40027), (1378, 30790), (2756, 15395), (3079, 13780), (3445, 12316), (6158, 6890)]