845208430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{178691}}^1$

素因数の和:178752

約数の個数: 32

約数和(自身を含む): 1698288768

約数和(自身を除く): 853080338

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 178691, 357382, 893455, 1786910, 1965601, 3931202, 7683713, 9828005, 15367426, 19656010, 38418565, 76837130, 84520843, 169041686, 422604215, 845208430]

約数ペア:

[(1, 845208430), (2, 422604215), (5, 169041686), (10, 84520843), (11, 76837130), (22, 38418565), (43, 19656010), (55, 15367426), (86, 9828005), (110, 7683713), (215, 3931202), (430, 1965601), (473, 1786910), (946, 893455), (2365, 357382), (4730, 178691)]