42109540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{691}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 96957504

約数和(自身を除く): 54847964

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 691, 1108, 1382, 1385, 2764, 2770, 3047, 3455, 5540, 6094, 6910, 7601, 12188, 13820, 15202, 15235, 30404, 30470, 38005, 60940, 76010, 152020, 191407, 382814, 765628, 957035, 1914070, 2105477, 3828140, 4210954, 8421908, 10527385, 21054770, 42109540]

約数ペア:

[(1, 42109540), (2, 21054770), (4, 10527385), (5, 8421908), (10, 4210954), (11, 3828140), (20, 2105477), (22, 1914070), (44, 957035), (55, 765628), (110, 382814), (220, 191407), (277, 152020), (554, 76010), (691, 60940), (1108, 38005), (1382, 30470), (1385, 30404), (2764, 15235), (2770, 15202), (3047, 13820), (3455, 12188), (5540, 7601), (6094, 6910)]