13481349520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9912757}}^1$

素因数の和:9912787

約数の個数: 40

約数和(自身を含む): 33187913784

約数和(自身を除く): 19706564264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 9912757, 19825514, 39651028, 49563785, 79302056, 99127570, 158604112, 168516869, 198255140, 337033738, 396510280, 674067476, 793020560, 842584345, 1348134952, 1685168690, 2696269904, 3370337380, 6740674760, 13481349520]

約数ペア:

[(1, 13481349520), (2, 6740674760), (4, 3370337380), (5, 2696269904), (8, 1685168690), (10, 1348134952), (16, 842584345), (17, 793020560), (20, 674067476), (34, 396510280), (40, 337033738), (68, 198255140), (80, 168516869), (85, 158604112), (136, 99127570), (170, 79302056), (272, 49563785), (340, 39651028), (680, 19825514), (1360, 9912757)]