2574780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3301}}^1$

素因数の和:3326

約数の個数: 48

約数和(自身を含む): 7766304

約数和(自身を除く): 5191524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3301, 6602, 9903, 13204, 16505, 19806, 33010, 39612, 42913, 49515, 66020, 85826, 99030, 128739, 171652, 198060, 214565, 257478, 429130, 514956, 643695, 858260, 1287390, 2574780]

約数ペア:

[(1, 2574780), (2, 1287390), (3, 858260), (4, 643695), (5, 514956), (6, 429130), (10, 257478), (12, 214565), (13, 198060), (15, 171652), (20, 128739), (26, 99030), (30, 85826), (39, 66020), (52, 49515), (60, 42913), (65, 39612), (78, 33010), (130, 19806), (156, 16505), (195, 13204), (260, 9903), (390, 6602), (780, 3301)]