7970120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10487}}^1$

素因数の和:10517

約数の個数: 32

約数和(自身を含む): 18878400

約数和(自身を除く): 10908280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 10487, 20974, 41948, 52435, 83896, 104870, 199253, 209740, 398506, 419480, 797012, 996265, 1594024, 1992530, 3985060, 7970120]

約数ペア:

[(1, 7970120), (2, 3985060), (4, 1992530), (5, 1594024), (8, 996265), (10, 797012), (19, 419480), (20, 398506), (38, 209740), (40, 199253), (76, 104870), (95, 83896), (152, 52435), (190, 41948), (380, 20974), (760, 10487)]