142788380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23719}}^1$

素因数の和:23778

約数の個数: 48

約数和(自身を含む): 350676480

約数和(自身を除く): 207888100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 23719, 47438, 94876, 118595, 166033, 237190, 332066, 474380, 664132, 830165, 1019917, 1660330, 2039834, 3320660, 4079668, 5099585, 7139419, 10199170, 14278838, 20398340, 28557676, 35697095, 71394190, 142788380]

約数ペア:

[(1, 142788380), (2, 71394190), (4, 35697095), (5, 28557676), (7, 20398340), (10, 14278838), (14, 10199170), (20, 7139419), (28, 5099585), (35, 4079668), (43, 3320660), (70, 2039834), (86, 1660330), (140, 1019917), (172, 830165), (215, 664132), (301, 474380), (430, 332066), (602, 237190), (860, 166033), (1204, 118595), (1505, 94876), (3010, 47438), (6020, 23719)]