2017271960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97547}}^1$

素因数の和:97616

約数の個数: 64

約数和(自身を含む): 5056888320

約数和(自身を除く): 3039616360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 47, 55, 88, 94, 110, 188, 220, 235, 376, 440, 470, 517, 940, 1034, 1880, 2068, 2585, 4136, 5170, 10340, 20680, 97547, 195094, 390188, 487735, 780376, 975470, 1073017, 1950940, 2146034, 3901880, 4292068, 4584709, 5365085, 8584136, 9169418, 10730170, 18338836, 21460340, 22923545, 36677672, 42920680, 45847090, 50431799, 91694180, 100863598, 183388360, 201727196, 252158995, 403454392, 504317990, 1008635980, 2017271960]

約数ペア:

[(1, 2017271960), (2, 1008635980), (4, 504317990), (5, 403454392), (8, 252158995), (10, 201727196), (11, 183388360), (20, 100863598), (22, 91694180), (40, 50431799), (44, 45847090), (47, 42920680), (55, 36677672), (88, 22923545), (94, 21460340), (110, 18338836), (188, 10730170), (220, 9169418), (235, 8584136), (376, 5365085), (440, 4584709), (470, 4292068), (517, 3901880), (940, 2146034), (1034, 1950940), (1880, 1073017), (2068, 975470), (2585, 780376), (4136, 487735), (5170, 390188), (10340, 195094), (20680, 97547)]