19866900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1473

約数の個数: 72

約数和(自身を含む): 58746240

約数和(自身を除く): 38879340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 141, 150, 188, 235, 282, 300, 470, 564, 705, 940, 1175, 1409, 1410, 2350, 2818, 2820, 3525, 4227, 4700, 5636, 7045, 7050, 8454, 14090, 14100, 16908, 21135, 28180, 35225, 42270, 66223, 70450, 84540, 105675, 132446, 140900, 198669, 211350, 264892, 331115, 397338, 422700, 662230, 794676, 993345, 1324460, 1655575, 1986690, 3311150, 3973380, 4966725, 6622300, 9933450, 19866900]

約数ペア:

[(1, 19866900), (2, 9933450), (3, 6622300), (4, 4966725), (5, 3973380), (6, 3311150), (10, 1986690), (12, 1655575), (15, 1324460), (20, 993345), (25, 794676), (30, 662230), (47, 422700), (50, 397338), (60, 331115), (75, 264892), (94, 211350), (100, 198669), (141, 140900), (150, 132446), (188, 105675), (235, 84540), (282, 70450), (300, 66223), (470, 42270), (564, 35225), (705, 28180), (940, 21135), (1175, 16908), (1409, 14100), (1410, 14090), (2350, 8454), (2818, 7050), (2820, 7045), (3525, 5636), (4227, 4700)]