29128220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4271}}^1$

素因数の和:4322

約数の個数: 48

約数和(自身を含む): 68898816

約数和(自身を除く): 39770596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4271, 6820, 8542, 17084, 21355, 42710, 46981, 85420, 93962, 132401, 187924, 234905, 264802, 469810, 529604, 662005, 939620, 1324010, 1456411, 2648020, 2912822, 5825644, 7282055, 14564110, 29128220]

約数ペア:

[(1, 29128220), (2, 14564110), (4, 7282055), (5, 5825644), (10, 2912822), (11, 2648020), (20, 1456411), (22, 1324010), (31, 939620), (44, 662005), (55, 529604), (62, 469810), (110, 264802), (124, 234905), (155, 187924), (220, 132401), (310, 93962), (341, 85420), (620, 46981), (682, 42710), (1364, 21355), (1705, 17084), (3410, 8542), (4271, 6820)]