15703080440

素因数分解:

$2^3\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{253439}}^1$

素因数の和:254999

約数の個数: 32

約数和(自身を含む): 35354880000

約数和(自身を除く): 19651799560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1549, 3098, 6196, 7745, 12392, 15490, 30980, 61960, 253439, 506878, 1013756, 1267195, 2027512, 2534390, 5068780, 10137560, 392577011, 785154022, 1570308044, 1962885055, 3140616088, 3925770110, 7851540220, 15703080440]

約数ペア:

[(1, 15703080440), (2, 7851540220), (4, 3925770110), (5, 3140616088), (8, 1962885055), (10, 1570308044), (20, 785154022), (40, 392577011), (1549, 10137560), (3098, 5068780), (6196, 2534390), (7745, 2027512), (12392, 1267195), (15490, 1013756), (30980, 506878), (61960, 253439)]