20229540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1399}}^1$

素因数の和:1652

約数の個数: 48

約数和(自身を含む): 56918400

約数和(自身を除く): 36688860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 241, 482, 723, 964, 1205, 1399, 1446, 2410, 2798, 2892, 3615, 4197, 4820, 5596, 6995, 7230, 8394, 13990, 14460, 16788, 20985, 27980, 41970, 83940, 337159, 674318, 1011477, 1348636, 1685795, 2022954, 3371590, 4045908, 5057385, 6743180, 10114770, 20229540]

約数ペア:

[(1, 20229540), (2, 10114770), (3, 6743180), (4, 5057385), (5, 4045908), (6, 3371590), (10, 2022954), (12, 1685795), (15, 1348636), (20, 1011477), (30, 674318), (60, 337159), (241, 83940), (482, 41970), (723, 27980), (964, 20985), (1205, 16788), (1399, 14460), (1446, 13990), (2410, 8394), (2798, 7230), (2892, 6995), (3615, 5596), (4197, 4820)]