2458980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 7862400

約数和(自身を除く): 5403420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 719, 855, 1140, 1438, 1710, 2157, 2876, 3420, 3595, 4314, 6471, 7190, 8628, 10785, 12942, 13661, 14380, 21570, 25884, 27322, 32355, 40983, 43140, 54644, 64710, 68305, 81966, 122949, 129420, 136610, 163932, 204915, 245898, 273220, 409830, 491796, 614745, 819660, 1229490, 2458980]

約数ペア:

[(1, 2458980), (2, 1229490), (3, 819660), (4, 614745), (5, 491796), (6, 409830), (9, 273220), (10, 245898), (12, 204915), (15, 163932), (18, 136610), (19, 129420), (20, 122949), (30, 81966), (36, 68305), (38, 64710), (45, 54644), (57, 43140), (60, 40983), (76, 32355), (90, 27322), (95, 25884), (114, 21570), (171, 14380), (180, 13661), (190, 12942), (228, 10785), (285, 8628), (342, 7190), (380, 6471), (570, 4314), (684, 3595), (719, 3420), (855, 2876), (1140, 2157), (1438, 1710)]