201151760

素因数分解:

$2^4\times 5^1\times {\mathrm{1123}}^1\times {\mathrm{2239}}^1$

素因数の和:3375

約数の個数: 40

約数和(自身を含む): 468303360

約数和(自身を除く): 267151600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1123, 2239, 2246, 4478, 4492, 5615, 8956, 8984, 11195, 11230, 17912, 17968, 22390, 22460, 35824, 44780, 44920, 89560, 89840, 179120, 2514397, 5028794, 10057588, 12571985, 20115176, 25143970, 40230352, 50287940, 100575880, 201151760]

約数ペア:

[(1, 201151760), (2, 100575880), (4, 50287940), (5, 40230352), (8, 25143970), (10, 20115176), (16, 12571985), (20, 10057588), (40, 5028794), (80, 2514397), (1123, 179120), (2239, 89840), (2246, 89560), (4478, 44920), (4492, 44780), (5615, 35824), (8956, 22460), (8984, 22390), (11195, 17968), (11230, 17912)]