8647980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13103}}^1$

素因数の和:13126

約数の個数: 48

約数和(自身を含む): 26417664

約数和(自身を除く): 17769684

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 13103, 26206, 39309, 52412, 65515, 78618, 131030, 144133, 157236, 196545, 262060, 288266, 393090, 432399, 576532, 720665, 786180, 864798, 1441330, 1729596, 2161995, 2882660, 4323990, 8647980]

約数ペア:

[(1, 8647980), (2, 4323990), (3, 2882660), (4, 2161995), (5, 1729596), (6, 1441330), (10, 864798), (11, 786180), (12, 720665), (15, 576532), (20, 432399), (22, 393090), (30, 288266), (33, 262060), (44, 196545), (55, 157236), (60, 144133), (66, 131030), (110, 78618), (132, 65515), (165, 52412), (220, 39309), (330, 26206), (660, 13103)]