955142540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20823

約数の個数: 72

約数和(自身を含む): 2320871280

約数和(自身を除く): 1365728740

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 121, 190, 209, 220, 242, 380, 418, 484, 605, 836, 1045, 1210, 2090, 2299, 2420, 4180, 4598, 9196, 11495, 20773, 22990, 41546, 45980, 83092, 103865, 207730, 228503, 394687, 415460, 457006, 789374, 914012, 1142515, 1578748, 1973435, 2285030, 2513533, 3946870, 4341557, 4570060, 5027066, 7893740, 8683114, 10054132, 12567665, 17366228, 21707785, 25135330, 43415570, 47757127, 50270660, 86831140, 95514254, 191028508, 238785635, 477571270, 955142540]

約数ペア:

[(1, 955142540), (2, 477571270), (4, 238785635), (5, 191028508), (10, 95514254), (11, 86831140), (19, 50270660), (20, 47757127), (22, 43415570), (38, 25135330), (44, 21707785), (55, 17366228), (76, 12567665), (95, 10054132), (110, 8683114), (121, 7893740), (190, 5027066), (209, 4570060), (220, 4341557), (242, 3946870), (380, 2513533), (418, 2285030), (484, 1973435), (605, 1578748), (836, 1142515), (1045, 914012), (1210, 789374), (2090, 457006), (2299, 415460), (2420, 394687), (4180, 228503), (4598, 207730), (9196, 103865), (11495, 83092), (20773, 45980), (22990, 41546)]