201844880

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{28349}}^1$

素因数の和:28451

約数の個数: 40

約数和(自身を含む): 474579000

約数和(自身を除く): 272734120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 28349, 56698, 113396, 141745, 226792, 283490, 453584, 566980, 1133960, 2267920, 2523061, 5046122, 10092244, 12615305, 20184488, 25230610, 40368976, 50461220, 100922440, 201844880]

約数ペア:

[(1, 201844880), (2, 100922440), (4, 50461220), (5, 40368976), (8, 25230610), (10, 20184488), (16, 12615305), (20, 10092244), (40, 5046122), (80, 2523061), (89, 2267920), (178, 1133960), (356, 566980), (445, 453584), (712, 283490), (890, 226792), (1424, 141745), (1780, 113396), (3560, 56698), (7120, 28349)]