22501540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{229}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 50425200

約数和(自身を除く): 27923660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 289, 340, 458, 578, 916, 1145, 1156, 1445, 2290, 2890, 3893, 4580, 4913, 5780, 7786, 9826, 15572, 19465, 19652, 24565, 38930, 49130, 66181, 77860, 98260, 132362, 264724, 330905, 661810, 1125077, 1323620, 2250154, 4500308, 5625385, 11250770, 22501540]

約数ペア:

[(1, 22501540), (2, 11250770), (4, 5625385), (5, 4500308), (10, 2250154), (17, 1323620), (20, 1125077), (34, 661810), (68, 330905), (85, 264724), (170, 132362), (229, 98260), (289, 77860), (340, 66181), (458, 49130), (578, 38930), (916, 24565), (1145, 19652), (1156, 19465), (1445, 15572), (2290, 9826), (2890, 7786), (3893, 5780), (4580, 4913)]