40173890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{13901}}^1$

素因数の和:13942

約数の個数: 24

約数和(自身を含む): 76822452

約数和(自身を除く): 36648562

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 13901, 27802, 69505, 139010, 236317, 472634, 1181585, 2363170, 4017389, 8034778, 20086945, 40173890]

約数ペア:

[(1, 40173890), (2, 20086945), (5, 8034778), (10, 4017389), (17, 2363170), (34, 1181585), (85, 472634), (170, 236317), (289, 139010), (578, 69505), (1445, 27802), (2890, 13901)]