920032760

素因数分解:

$2^3\times 5^1\times {\mathrm{2143}}^1\times {\mathrm{10733}}^1$

素因数の和:12887

約数の個数: 32

約数和(自身を含む): 2071232640

約数和(自身を除く): 1151199880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2143, 4286, 8572, 10715, 10733, 17144, 21430, 21466, 42860, 42932, 53665, 85720, 85864, 107330, 214660, 429320, 23000819, 46001638, 92003276, 115004095, 184006552, 230008190, 460016380, 920032760]

約数ペア:

[(1, 920032760), (2, 460016380), (4, 230008190), (5, 184006552), (8, 115004095), (10, 92003276), (20, 46001638), (40, 23000819), (2143, 429320), (4286, 214660), (8572, 107330), (10715, 85864), (10733, 85720), (17144, 53665), (21430, 42932), (21466, 42860)]