2510040280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{80347}}^1$

素因数の和:80440

約数の個数: 64

約数和(自身を含む): 6247860480

約数和(自身を除く): 3737820200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 6248, 7810, 15620, 31240, 80347, 160694, 321388, 401735, 642776, 803470, 883817, 1606940, 1767634, 3213880, 3535268, 4419085, 5704637, 7070536, 8838170, 11409274, 17676340, 22818548, 28523185, 35352680, 45637096, 57046370, 62751007, 114092740, 125502014, 228185480, 251004028, 313755035, 502008056, 627510070, 1255020140, 2510040280]

約数ペア:

[(1, 2510040280), (2, 1255020140), (4, 627510070), (5, 502008056), (8, 313755035), (10, 251004028), (11, 228185480), (20, 125502014), (22, 114092740), (40, 62751007), (44, 57046370), (55, 45637096), (71, 35352680), (88, 28523185), (110, 22818548), (142, 17676340), (220, 11409274), (284, 8838170), (355, 7070536), (440, 5704637), (568, 4419085), (710, 3535268), (781, 3213880), (1420, 1767634), (1562, 1606940), (2840, 883817), (3124, 803470), (3905, 642776), (6248, 401735), (7810, 321388), (15620, 160694), (31240, 80347)]