8002280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 21168000

約数和(自身を除く): 13165720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1399, 1430, 2798, 2860, 5596, 5720, 6995, 11192, 13990, 15389, 18187, 27980, 30778, 36374, 55960, 61556, 72748, 76945, 90935, 123112, 145496, 153890, 181870, 200057, 307780, 363740, 400114, 615560, 727480, 800228, 1000285, 1600456, 2000570, 4001140, 8002280]

約数ペア:

[(1, 8002280), (2, 4001140), (4, 2000570), (5, 1600456), (8, 1000285), (10, 800228), (11, 727480), (13, 615560), (20, 400114), (22, 363740), (26, 307780), (40, 200057), (44, 181870), (52, 153890), (55, 145496), (65, 123112), (88, 90935), (104, 76945), (110, 72748), (130, 61556), (143, 55960), (220, 36374), (260, 30778), (286, 27980), (440, 18187), (520, 15389), (572, 13990), (715, 11192), (1144, 6995), (1399, 5720), (1430, 5596), (2798, 2860)]