16180120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3343}}^1$

素因数の和:3376

約数の個数: 48

約数和(自身を含む): 40027680

約数和(自身を除く): 23847560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 3343, 4840, 6686, 13372, 16715, 26744, 33430, 36773, 66860, 73546, 133720, 147092, 183865, 294184, 367730, 404503, 735460, 809006, 1470920, 1618012, 2022515, 3236024, 4045030, 8090060, 16180120]

約数ペア:

[(1, 16180120), (2, 8090060), (4, 4045030), (5, 3236024), (8, 2022515), (10, 1618012), (11, 1470920), (20, 809006), (22, 735460), (40, 404503), (44, 367730), (55, 294184), (88, 183865), (110, 147092), (121, 133720), (220, 73546), (242, 66860), (440, 36773), (484, 33430), (605, 26744), (968, 16715), (1210, 13372), (2420, 6686), (3343, 4840)]