20120700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1427}}^1$

素因数の和:1491

約数の個数: 72

約数和(自身を含む): 59496192

約数和(自身を除く): 39375492

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, 1410, 1427, 2350, 2820, 2854, 3525, 4281, 4700, 5708, 7050, 7135, 8562, 14100, 14270, 17124, 21405, 28540, 35675, 42810, 67069, 71350, 85620, 107025, 134138, 142700, 201207, 214050, 268276, 335345, 402414, 428100, 670690, 804828, 1006035, 1341380, 1676725, 2012070, 3353450, 4024140, 5030175, 6706900, 10060350, 20120700]

約数ペア:

[(1, 20120700), (2, 10060350), (3, 6706900), (4, 5030175), (5, 4024140), (6, 3353450), (10, 2012070), (12, 1676725), (15, 1341380), (20, 1006035), (25, 804828), (30, 670690), (47, 428100), (50, 402414), (60, 335345), (75, 268276), (94, 214050), (100, 201207), (141, 142700), (150, 134138), (188, 107025), (235, 85620), (282, 71350), (300, 67069), (470, 42810), (564, 35675), (705, 28540), (940, 21405), (1175, 17124), (1410, 14270), (1427, 14100), (2350, 8562), (2820, 7135), (2854, 7050), (3525, 5708), (4281, 4700)]