15960443440

素因数分解:

$2^4\times 5^1\times {\mathrm{199505543}}^1$

素因数の和:199505556

約数の個数: 20

約数和(自身を含む): 37108031184

約数和(自身を除く): 21147587744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199505543, 399011086, 798022172, 997527715, 1596044344, 1995055430, 3192088688, 3990110860, 7980221720, 15960443440]

約数ペア:

[(1, 15960443440), (2, 7980221720), (4, 3990110860), (5, 3192088688), (8, 1995055430), (10, 1596044344), (16, 997527715), (20, 798022172), (40, 399011086), (80, 199505543)]