1569856040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1\times {\mathrm{1109}}^1$

素因数の和:1986

約数の個数: 64

約数和(自身を含む): 3621974400

約数和(自身を除く): 2052118360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 823, 860, 1109, 1646, 1720, 2218, 3292, 4115, 4436, 5545, 6584, 8230, 8872, 11090, 16460, 22180, 32920, 35389, 44360, 47687, 70778, 95374, 141556, 176945, 190748, 238435, 283112, 353890, 381496, 476870, 707780, 912707, 953740, 1415560, 1825414, 1907480, 3650828, 4563535, 7301656, 9127070, 18254140, 36508280, 39246401, 78492802, 156985604, 196232005, 313971208, 392464010, 784928020, 1569856040]

約数ペア:

[(1, 1569856040), (2, 784928020), (4, 392464010), (5, 313971208), (8, 196232005), (10, 156985604), (20, 78492802), (40, 39246401), (43, 36508280), (86, 18254140), (172, 9127070), (215, 7301656), (344, 4563535), (430, 3650828), (823, 1907480), (860, 1825414), (1109, 1415560), (1646, 953740), (1720, 912707), (2218, 707780), (3292, 476870), (4115, 381496), (4436, 353890), (5545, 283112), (6584, 238435), (8230, 190748), (8872, 176945), (11090, 141556), (16460, 95374), (22180, 70778), (32920, 47687), (35389, 44360)]