2862990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2447}}^1$

素因数の和:2473

約数の個数: 48

約数和(自身を含む): 8019648

約数和(自身を除く): 5156658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 2447, 4894, 7341, 12235, 14682, 22023, 24470, 31811, 36705, 44046, 63622, 73410, 95433, 110115, 159055, 190866, 220230, 286299, 318110, 477165, 572598, 954330, 1431495, 2862990]

約数ペア:

[(1, 2862990), (2, 1431495), (3, 954330), (5, 572598), (6, 477165), (9, 318110), (10, 286299), (13, 220230), (15, 190866), (18, 159055), (26, 110115), (30, 95433), (39, 73410), (45, 63622), (65, 44046), (78, 36705), (90, 31811), (117, 24470), (130, 22023), (195, 14682), (234, 12235), (390, 7341), (585, 4894), (1170, 2447)]