20462750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1063}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 47803392

約数和(自身を除く): 27340642

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 1063, 1375, 1750, 1925, 2126, 2750, 3850, 5315, 7441, 9625, 10630, 11693, 14882, 19250, 23386, 26575, 37205, 53150, 58465, 74410, 81851, 116930, 132875, 163702, 186025, 265750, 292325, 372050, 409255, 584650, 818510, 930125, 1461625, 1860250, 2046275, 2923250, 4092550, 10231375, 20462750]

約数ペア:

[(1, 20462750), (2, 10231375), (5, 4092550), (7, 2923250), (10, 2046275), (11, 1860250), (14, 1461625), (22, 930125), (25, 818510), (35, 584650), (50, 409255), (55, 372050), (70, 292325), (77, 265750), (110, 186025), (125, 163702), (154, 132875), (175, 116930), (250, 81851), (275, 74410), (350, 58465), (385, 53150), (550, 37205), (770, 26575), (875, 23386), (1063, 19250), (1375, 14882), (1750, 11693), (1925, 10630), (2126, 9625), (2750, 7441), (3850, 5315)]