2080521540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{679909}}^1$

素因数の和:679941

約数の個数: 72

約数和(自身を含む): 6682155480

約数和(自身を除く): 4601633940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 679909, 1359818, 2039727, 2719636, 3399545, 4079454, 6119181, 6799090, 8158908, 10198635, 11558453, 12238362, 13598180, 20397270, 23116906, 24476724, 30595905, 34675359, 40794540, 46233812, 57792265, 61191810, 69350718, 104026077, 115584530, 122383620, 138701436, 173376795, 208052154, 231169060, 346753590, 416104308, 520130385, 693507180, 1040260770, 2080521540]

約数ペア:

[(1, 2080521540), (2, 1040260770), (3, 693507180), (4, 520130385), (5, 416104308), (6, 346753590), (9, 231169060), (10, 208052154), (12, 173376795), (15, 138701436), (17, 122383620), (18, 115584530), (20, 104026077), (30, 69350718), (34, 61191810), (36, 57792265), (45, 46233812), (51, 40794540), (60, 34675359), (68, 30595905), (85, 24476724), (90, 23116906), (102, 20397270), (153, 13598180), (170, 12238362), (180, 11558453), (204, 10198635), (255, 8158908), (306, 6799090), (340, 6119181), (510, 4079454), (612, 3399545), (765, 2719636), (1020, 2039727), (1530, 1359818), (3060, 679909)]