2650060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 6644736

約数和(自身を除く): 3994676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 823, 1610, 1646, 3220, 3292, 4115, 5761, 8230, 11522, 16460, 18929, 23044, 28805, 37858, 57610, 75716, 94645, 115220, 132503, 189290, 265006, 378580, 530012, 662515, 1325030, 2650060]

約数ペア:

[(1, 2650060), (2, 1325030), (4, 662515), (5, 530012), (7, 378580), (10, 265006), (14, 189290), (20, 132503), (23, 115220), (28, 94645), (35, 75716), (46, 57610), (70, 37858), (92, 28805), (115, 23044), (140, 18929), (161, 16460), (230, 11522), (322, 8230), (460, 5761), (644, 4115), (805, 3292), (823, 3220), (1610, 1646)]