2021046100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{145399}}^1$

素因数の和:145552

約数の個数: 36

約数和(自身を含む): 4417252000

約数和(自身を除く): 2396205900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 6950, 13900, 145399, 290798, 581596, 726995, 1453990, 2907980, 3634975, 7269950, 14539900, 20210461, 40420922, 80841844, 101052305, 202104610, 404209220, 505261525, 1010523050, 2021046100]

約数ペア:

[(1, 2021046100), (2, 1010523050), (4, 505261525), (5, 404209220), (10, 202104610), (20, 101052305), (25, 80841844), (50, 40420922), (100, 20210461), (139, 14539900), (278, 7269950), (556, 3634975), (695, 2907980), (1390, 1453990), (2780, 726995), (3475, 581596), (6950, 290798), (13900, 145399)]