15901291240

素因数分解:

$2^3\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{255977}}^1$

素因数の和:257541

約数の個数: 32

約数和(自身を含む): 35801083080

約数和(自身を除く): 19899791840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1553, 3106, 6212, 7765, 12424, 15530, 31060, 62120, 255977, 511954, 1023908, 1279885, 2047816, 2559770, 5119540, 10239080, 397532281, 795064562, 1590129124, 1987661405, 3180258248, 3975322810, 7950645620, 15901291240]

約数ペア:

[(1, 15901291240), (2, 7950645620), (4, 3975322810), (5, 3180258248), (8, 1987661405), (10, 1590129124), (20, 795064562), (40, 397532281), (1553, 10239080), (3106, 5119540), (6212, 2559770), (7765, 2047816), (12424, 1279885), (15530, 1023908), (31060, 511954), (62120, 255977)]