2018903620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1\times {\mathrm{2477}}^1$

素因数の和:3060

約数の個数: 48

約数和(自身を含む): 4301252928

約数和(自身を除く): 2282349308

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 491, 830, 982, 1660, 1964, 2455, 2477, 4910, 4954, 9820, 9908, 12385, 24770, 40753, 49540, 81506, 163012, 203765, 205591, 407530, 411182, 815060, 822364, 1027955, 1216207, 2055910, 2432414, 4111820, 4864828, 6081035, 12162070, 24324140, 100945181, 201890362, 403780724, 504725905, 1009451810, 2018903620]

約数ペア:

[(1, 2018903620), (2, 1009451810), (4, 504725905), (5, 403780724), (10, 201890362), (20, 100945181), (83, 24324140), (166, 12162070), (332, 6081035), (415, 4864828), (491, 4111820), (830, 2432414), (982, 2055910), (1660, 1216207), (1964, 1027955), (2455, 822364), (2477, 815060), (4910, 411182), (4954, 407530), (9820, 205591), (9908, 203765), (12385, 163012), (24770, 81506), (40753, 49540)]