88507020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{210731}}^1$

素因数の和:210750

約数の個数: 48

約数和(自身を含む): 283223808

約数和(自身を除く): 194716788

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, 210731, 421462, 632193, 842924, 1053655, 1264386, 1475117, 2107310, 2528772, 2950234, 3160965, 4214620, 4425351, 5900468, 6321930, 7375585, 8850702, 12643860, 14751170, 17701404, 22126755, 29502340, 44253510, 88507020]

約数ペア:

[(1, 88507020), (2, 44253510), (3, 29502340), (4, 22126755), (5, 17701404), (6, 14751170), (7, 12643860), (10, 8850702), (12, 7375585), (14, 6321930), (15, 5900468), (20, 4425351), (21, 4214620), (28, 3160965), (30, 2950234), (35, 2528772), (42, 2107310), (60, 1475117), (70, 1264386), (84, 1053655), (105, 842924), (140, 632193), (210, 421462), (420, 210731)]