98204380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{55171}}^1$

素因数の和:55269

約数の個数: 24

約数和(自身を含む): 208550160

約数和(自身を除く): 110345780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 55171, 110342, 220684, 275855, 551710, 1103420, 4910219, 9820438, 19640876, 24551095, 49102190, 98204380]

約数ペア:

[(1, 98204380), (2, 49102190), (4, 24551095), (5, 19640876), (10, 9820438), (20, 4910219), (89, 1103420), (178, 551710), (356, 275855), (445, 220684), (890, 110342), (1780, 55171)]