2557310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 5688144

約数和(自身を除く): 3130834

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 307, 490, 595, 614, 833, 1190, 1535, 1666, 2149, 3070, 4165, 4298, 5219, 8330, 10438, 10745, 15043, 21490, 26095, 30086, 36533, 52190, 73066, 75215, 150430, 182665, 255731, 365330, 511462, 1278655, 2557310]

約数ペア:

[(1, 2557310), (2, 1278655), (5, 511462), (7, 365330), (10, 255731), (14, 182665), (17, 150430), (34, 75215), (35, 73066), (49, 52190), (70, 36533), (85, 30086), (98, 26095), (119, 21490), (170, 15043), (238, 10745), (245, 10438), (307, 8330), (490, 5219), (595, 4298), (614, 4165), (833, 3070), (1190, 2149), (1535, 1666)]