1330742960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{353921}}^1$

素因数の和:353981

約数の個数: 40

約数和(自身を含む): 3159815616

約数和(自身を除く): 1829072656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 353921, 707842, 1415684, 1769605, 2831368, 3539210, 5662736, 7078420, 14156840, 16634287, 28313680, 33268574, 66537148, 83171435, 133074296, 166342870, 266148592, 332685740, 665371480, 1330742960]

約数ペア:

[(1, 1330742960), (2, 665371480), (4, 332685740), (5, 266148592), (8, 166342870), (10, 133074296), (16, 83171435), (20, 66537148), (40, 33268574), (47, 28313680), (80, 16634287), (94, 14156840), (188, 7078420), (235, 5662736), (376, 3539210), (470, 2831368), (752, 1769605), (940, 1415684), (1880, 707842), (3760, 353921)]