40449080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144461}}^1$

素因数の和:144479

約数の個数: 32

約数和(自身を含む): 104012640

約数和(自身を除く): 63563560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144461, 288922, 577844, 722305, 1011227, 1155688, 1444610, 2022454, 2889220, 4044908, 5056135, 5778440, 8089816, 10112270, 20224540, 40449080]

約数ペア:

[(1, 40449080), (2, 20224540), (4, 10112270), (5, 8089816), (7, 5778440), (8, 5056135), (10, 4044908), (14, 2889220), (20, 2022454), (28, 1444610), (35, 1155688), (40, 1011227), (56, 722305), (70, 577844), (140, 288922), (280, 144461)]