857036440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38329}}^1$

素因数の和:38396

約数の個数: 64

約数和(自身を含む): 2125015200

約数和(自身を除く): 1267978760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 11180, 22360, 38329, 76658, 153316, 191645, 306632, 383290, 498277, 766580, 996554, 1533160, 1648147, 1993108, 2491385, 3296294, 3986216, 4982770, 6592588, 8240735, 9965540, 13185176, 16481470, 19931080, 21425911, 32962940, 42851822, 65925880, 85703644, 107129555, 171407288, 214259110, 428518220, 857036440]

約数ペア:

[(1, 857036440), (2, 428518220), (4, 214259110), (5, 171407288), (8, 107129555), (10, 85703644), (13, 65925880), (20, 42851822), (26, 32962940), (40, 21425911), (43, 19931080), (52, 16481470), (65, 13185176), (86, 9965540), (104, 8240735), (130, 6592588), (172, 4982770), (215, 3986216), (260, 3296294), (344, 2491385), (430, 1993108), (520, 1648147), (559, 1533160), (860, 996554), (1118, 766580), (1720, 498277), (2236, 383290), (2795, 306632), (4472, 191645), (5590, 153316), (11180, 76658), (22360, 38329)]