10408768280

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{907}}^1\times {\mathrm{1021}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 23552030880

約数和(自身を除く): 13143262600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 907, 1021, 1124, 1405, 1814, 2042, 2248, 2810, 3628, 4084, 4535, 5105, 5620, 7256, 8168, 9070, 10210, 11240, 18140, 20420, 36280, 40840, 254867, 286901, 509734, 573802, 926047, 1019468, 1147604, 1274335, 1434505, 1852094, 2038936, 2295208, 2548670, 2869010, 3704188, 4630235, 5097340, 5738020, 7408376, 9260470, 10194680, 11476040, 18520940, 37041880, 260219207, 520438414, 1040876828, 1301096035, 2081753656, 2602192070, 5204384140, 10408768280]

約数ペア:

[(1, 10408768280), (2, 5204384140), (4, 2602192070), (5, 2081753656), (8, 1301096035), (10, 1040876828), (20, 520438414), (40, 260219207), (281, 37041880), (562, 18520940), (907, 11476040), (1021, 10194680), (1124, 9260470), (1405, 7408376), (1814, 5738020), (2042, 5097340), (2248, 4630235), (2810, 3704188), (3628, 2869010), (4084, 2548670), (4535, 2295208), (5105, 2038936), (5620, 1852094), (7256, 1434505), (8168, 1274335), (9070, 1147604), (10210, 1019468), (11240, 926047), (18140, 573802), (20420, 509734), (36280, 286901), (40840, 254867)]