20677650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 39318510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 47, 50, 70, 75, 94, 105, 141, 150, 175, 210, 235, 282, 329, 350, 419, 470, 525, 658, 705, 838, 987, 1050, 1175, 1257, 1410, 1645, 1974, 2095, 2350, 2514, 2933, 3290, 3525, 4190, 4935, 5866, 6285, 7050, 8225, 8799, 9870, 10475, 12570, 14665, 16450, 17598, 19693, 20950, 24675, 29330, 31425, 39386, 43995, 49350, 59079, 62850, 73325, 87990, 98465, 118158, 137851, 146650, 196930, 219975, 275702, 295395, 413553, 439950, 492325, 590790, 689255, 827106, 984650, 1378510, 1476975, 2067765, 2953950, 3446275, 4135530, 6892550, 10338825, 20677650]

約数ペア:

[(1, 20677650), (2, 10338825), (3, 6892550), (5, 4135530), (6, 3446275), (7, 2953950), (10, 2067765), (14, 1476975), (15, 1378510), (21, 984650), (25, 827106), (30, 689255), (35, 590790), (42, 492325), (47, 439950), (50, 413553), (70, 295395), (75, 275702), (94, 219975), (105, 196930), (141, 146650), (150, 137851), (175, 118158), (210, 98465), (235, 87990), (282, 73325), (329, 62850), (350, 59079), (419, 49350), (470, 43995), (525, 39386), (658, 31425), (705, 29330), (838, 24675), (987, 20950), (1050, 19693), (1175, 17598), (1257, 16450), (1410, 14665), (1645, 12570), (1974, 10475), (2095, 9870), (2350, 8799), (2514, 8225), (2933, 7050), (3290, 6285), (3525, 5866), (4190, 4935)]