85708140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204067}}^1$

素因数の和:204086

約数の個数: 48

約数和(自身を含む): 274267392

約数和(自身を除く): 188559252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204067, 408134, 612201, 816268, 1020335, 1224402, 1428469, 2040670, 2448804, 2856938, 3061005, 4081340, 4285407, 5713876, 6122010, 7142345, 8570814, 12244020, 14284690, 17141628, 21427035, 28569380, 42854070, 85708140]

約数ペア:

[(1, 85708140), (2, 42854070), (3, 28569380), (4, 21427035), (5, 17141628), (6, 14284690), (7, 12244020), (10, 8570814), (12, 7142345), (14, 6122010), (15, 5713876), (20, 4285407), (21, 4081340), (28, 3061005), (30, 2856938), (35, 2448804), (42, 2040670), (60, 1428469), (70, 1224402), (84, 1020335), (105, 816268), (140, 612201), (210, 408134), (420, 204067)]