132971720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{474899}}^1$

素因数の和:474917

約数の個数: 32

約数和(自身を含む): 341928000

約数和(自身を除く): 208956280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 474899, 949798, 1899596, 2374495, 3324293, 3799192, 4748990, 6648586, 9497980, 13297172, 16621465, 18995960, 26594344, 33242930, 66485860, 132971720]

約数ペア:

[(1, 132971720), (2, 66485860), (4, 33242930), (5, 26594344), (7, 18995960), (8, 16621465), (10, 13297172), (14, 9497980), (20, 6648586), (28, 4748990), (35, 3799192), (40, 3324293), (56, 2374495), (70, 1899596), (140, 949798), (280, 474899)]