493772620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{11393}}^1$

素因数の和:11610

約数の個数: 48

約数和(自身を含む): 1137030048

約数和(自身を除く): 643257428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 788, 985, 1970, 2167, 3940, 4334, 8668, 10835, 11393, 21670, 22786, 43340, 45572, 56965, 113930, 125323, 227860, 250646, 501292, 626615, 1253230, 2244421, 2506460, 4488842, 8977684, 11222105, 22444210, 24688631, 44888420, 49377262, 98754524, 123443155, 246886310, 493772620]

約数ペア:

[(1, 493772620), (2, 246886310), (4, 123443155), (5, 98754524), (10, 49377262), (11, 44888420), (20, 24688631), (22, 22444210), (44, 11222105), (55, 8977684), (110, 4488842), (197, 2506460), (220, 2244421), (394, 1253230), (788, 626615), (985, 501292), (1970, 250646), (2167, 227860), (3940, 125323), (4334, 113930), (8668, 56965), (10835, 45572), (11393, 43340), (21670, 22786)]