20164097360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22913747}}^1$

素因数の和:22913771

約数の個数: 40

約数和(自身を含む): 51143485536

約数和(自身を除く): 30979388176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22913747, 45827494, 91654988, 114568735, 183309976, 229137470, 252051217, 366619952, 458274940, 504102434, 916549880, 1008204868, 1260256085, 1833099760, 2016409736, 2520512170, 4032819472, 5041024340, 10082048680, 20164097360]

約数ペア:

[(1, 20164097360), (2, 10082048680), (4, 5041024340), (5, 4032819472), (8, 2520512170), (10, 2016409736), (11, 1833099760), (16, 1260256085), (20, 1008204868), (22, 916549880), (40, 504102434), (44, 458274940), (55, 366619952), (80, 252051217), (88, 229137470), (110, 183309976), (176, 114568735), (220, 91654988), (440, 45827494), (880, 22913747)]