1949804960

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{54647}}^1$

素因数の和:54885

約数の個数: 48

約数和(自身を含む): 4627155456

約数和(自身を除く): 2677350496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 7136, 8920, 17840, 35680, 54647, 109294, 218588, 273235, 437176, 546470, 874352, 1092940, 1748704, 2185880, 4371760, 8743520, 12186281, 24372562, 48745124, 60931405, 97490248, 121862810, 194980496, 243725620, 389960992, 487451240, 974902480, 1949804960]

約数ペア:

[(1, 1949804960), (2, 974902480), (4, 487451240), (5, 389960992), (8, 243725620), (10, 194980496), (16, 121862810), (20, 97490248), (32, 60931405), (40, 48745124), (80, 24372562), (160, 12186281), (223, 8743520), (446, 4371760), (892, 2185880), (1115, 1748704), (1784, 1092940), (2230, 874352), (3568, 546470), (4460, 437176), (7136, 273235), (8920, 218588), (17840, 109294), (35680, 54647)]