1707320840

素因数分解:

$2^3\times 5^1\times {\mathrm{2447}}^1\times {\mathrm{17443}}^1$

素因数の和:19901

約数の個数: 32

約数和(自身を含む): 3843262080

約数和(自身を除く): 2135941240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2447, 4894, 9788, 12235, 17443, 19576, 24470, 34886, 48940, 69772, 87215, 97880, 139544, 174430, 348860, 697720, 42683021, 85366042, 170732084, 213415105, 341464168, 426830210, 853660420, 1707320840]

約数ペア:

[(1, 1707320840), (2, 853660420), (4, 426830210), (5, 341464168), (8, 213415105), (10, 170732084), (20, 85366042), (40, 42683021), (2447, 697720), (4894, 348860), (9788, 174430), (12235, 139544), (17443, 97880), (19576, 87215), (24470, 69772), (34886, 48940)]