20246200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{599}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 51057000

約数和(自身を除く): 30810800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 169, 200, 260, 325, 338, 520, 599, 650, 676, 845, 1198, 1300, 1352, 1690, 2396, 2600, 2995, 3380, 4225, 4792, 5990, 6760, 7787, 8450, 11980, 14975, 15574, 16900, 23960, 29950, 31148, 33800, 38935, 59900, 62296, 77870, 101231, 119800, 155740, 194675, 202462, 311480, 389350, 404924, 506155, 778700, 809848, 1012310, 1557400, 2024620, 2530775, 4049240, 5061550, 10123100, 20246200]

約数ペア:

[(1, 20246200), (2, 10123100), (4, 5061550), (5, 4049240), (8, 2530775), (10, 2024620), (13, 1557400), (20, 1012310), (25, 809848), (26, 778700), (40, 506155), (50, 404924), (52, 389350), (65, 311480), (100, 202462), (104, 194675), (130, 155740), (169, 119800), (200, 101231), (260, 77870), (325, 62296), (338, 59900), (520, 38935), (599, 33800), (650, 31148), (676, 29950), (845, 23960), (1198, 16900), (1300, 15574), (1352, 14975), (1690, 11980), (2396, 8450), (2600, 7787), (2995, 6760), (3380, 5990), (4225, 4792)]