38211920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28097}}^1$

素因数の和:28127

約数の個数: 40

約数和(自身を含む): 94072104

約数和(自身を除く): 55860184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 28097, 56194, 112388, 140485, 224776, 280970, 449552, 477649, 561940, 955298, 1123880, 1910596, 2247760, 2388245, 3821192, 4776490, 7642384, 9552980, 19105960, 38211920]

約数ペア:

[(1, 38211920), (2, 19105960), (4, 9552980), (5, 7642384), (8, 4776490), (10, 3821192), (16, 2388245), (17, 2247760), (20, 1910596), (34, 1123880), (40, 955298), (68, 561940), (80, 477649), (85, 449552), (136, 280970), (170, 224776), (272, 140485), (340, 112388), (680, 56194), (1360, 28097)]