201528140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{15017}}^1$

素因数の和:15098

約数の個数: 48

約数和(自身を含む): 469282464

約数和(自身を除く): 267754324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 13420, 15017, 30034, 60068, 75085, 150170, 165187, 300340, 330374, 660748, 825935, 916037, 1651870, 1832074, 3303740, 3664148, 4580185, 9160370, 10076407, 18320740, 20152814, 40305628, 50382035, 100764070, 201528140]

約数ペア:

[(1, 201528140), (2, 100764070), (4, 50382035), (5, 40305628), (10, 20152814), (11, 18320740), (20, 10076407), (22, 9160370), (44, 4580185), (55, 3664148), (61, 3303740), (110, 1832074), (122, 1651870), (220, 916037), (244, 825935), (305, 660748), (610, 330374), (671, 300340), (1220, 165187), (1342, 150170), (2684, 75085), (3355, 60068), (6710, 30034), (13420, 15017)]