724199620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1\times {\mathrm{1787}}^1$

素因数の和:2700

約数の個数: 48

約数和(自身を含む): 1589632128

約数和(自身を除く): 865432508

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 881, 1762, 1787, 3524, 3574, 4405, 7148, 8810, 8935, 17620, 17870, 20263, 35740, 40526, 41101, 81052, 82202, 101315, 164404, 202630, 205505, 405260, 411010, 822020, 1574347, 3148694, 6297388, 7871735, 15743470, 31486940, 36209981, 72419962, 144839924, 181049905, 362099810, 724199620]

約数ペア:

[(1, 724199620), (2, 362099810), (4, 181049905), (5, 144839924), (10, 72419962), (20, 36209981), (23, 31486940), (46, 15743470), (92, 7871735), (115, 6297388), (230, 3148694), (460, 1574347), (881, 822020), (1762, 411010), (1787, 405260), (3524, 205505), (3574, 202630), (4405, 164404), (7148, 101315), (8810, 82202), (8935, 81052), (17620, 41101), (17870, 40526), (20263, 35740)]