1245160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4447}}^1$

素因数の和:4465

約数の個数: 32

約数和(自身を含む): 3202560

約数和(自身を除く): 1957400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4447, 8894, 17788, 22235, 31129, 35576, 44470, 62258, 88940, 124516, 155645, 177880, 249032, 311290, 622580, 1245160]

約数ペア:

[(1, 1245160), (2, 622580), (4, 311290), (5, 249032), (7, 177880), (8, 155645), (10, 124516), (14, 88940), (20, 62258), (28, 44470), (35, 35576), (40, 31129), (56, 22235), (70, 17788), (140, 8894), (280, 4447)]