20579240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46771}}^1$

素因数の和:46793

約数の個数: 32

約数和(自身を含む): 50513760

約数和(自身を除く): 29934520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46771, 93542, 187084, 233855, 374168, 467710, 514481, 935420, 1028962, 1870840, 2057924, 2572405, 4115848, 5144810, 10289620, 20579240]

約数ペア:

[(1, 20579240), (2, 10289620), (4, 5144810), (5, 4115848), (8, 2572405), (10, 2057924), (11, 1870840), (20, 1028962), (22, 935420), (40, 514481), (44, 467710), (55, 374168), (88, 233855), (110, 187084), (220, 93542), (440, 46771)]