83674640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149419}}^1$

素因数の和:149439

約数の個数: 40

約数和(自身を含む): 222336960

約数和(自身を除く): 138662320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 149419, 298838, 597676, 747095, 1045933, 1195352, 1494190, 2091866, 2390704, 2988380, 4183732, 5229665, 5976760, 8367464, 10459330, 11953520, 16734928, 20918660, 41837320, 83674640]

約数ペア:

[(1, 83674640), (2, 41837320), (4, 20918660), (5, 16734928), (7, 11953520), (8, 10459330), (10, 8367464), (14, 5976760), (16, 5229665), (20, 4183732), (28, 2988380), (35, 2390704), (40, 2091866), (56, 1494190), (70, 1195352), (80, 1045933), (112, 747095), (140, 597676), (280, 298838), (560, 149419)]