30381340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{701}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 70053984

約数和(自身を除く): 39672644

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 197, 220, 394, 701, 788, 985, 1402, 1970, 2167, 2804, 3505, 3940, 4334, 7010, 7711, 8668, 10835, 14020, 15422, 21670, 30844, 38555, 43340, 77110, 138097, 154220, 276194, 552388, 690485, 1380970, 1519067, 2761940, 3038134, 6076268, 7595335, 15190670, 30381340]

約数ペア:

[(1, 30381340), (2, 15190670), (4, 7595335), (5, 6076268), (10, 3038134), (11, 2761940), (20, 1519067), (22, 1380970), (44, 690485), (55, 552388), (110, 276194), (197, 154220), (220, 138097), (394, 77110), (701, 43340), (788, 38555), (985, 30844), (1402, 21670), (1970, 15422), (2167, 14020), (2804, 10835), (3505, 8668), (3940, 7711), (4334, 7010)]