2590290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1693}}^1$

素因数の和:1723

約数の個数: 48

約数和(自身を含む): 7135128

約数和(自身を除く): 4544838

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 1693, 3386, 5079, 8465, 10158, 15237, 16930, 25395, 28781, 30474, 50790, 57562, 76185, 86343, 143905, 152370, 172686, 259029, 287810, 431715, 518058, 863430, 1295145, 2590290]

約数ペア:

[(1, 2590290), (2, 1295145), (3, 863430), (5, 518058), (6, 431715), (9, 287810), (10, 259029), (15, 172686), (17, 152370), (18, 143905), (30, 86343), (34, 76185), (45, 57562), (51, 50790), (85, 30474), (90, 28781), (102, 25395), (153, 16930), (170, 15237), (255, 10158), (306, 8465), (510, 5079), (765, 3386), (1530, 1693)]