68442640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122219}}^1$

素因数の和:122239

約数の個数: 40

約数和(自身を含む): 181863360

約数和(自身を除く): 113420720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122219, 244438, 488876, 611095, 855533, 977752, 1222190, 1711066, 1955504, 2444380, 3422132, 4277665, 4888760, 6844264, 8555330, 9777520, 13688528, 17110660, 34221320, 68442640]

約数ペア:

[(1, 68442640), (2, 34221320), (4, 17110660), (5, 13688528), (7, 9777520), (8, 8555330), (10, 6844264), (14, 4888760), (16, 4277665), (20, 3422132), (28, 2444380), (35, 1955504), (40, 1711066), (56, 1222190), (70, 977752), (80, 855533), (112, 611095), (140, 488876), (280, 244438), (560, 122219)]