78897386780

素因数分解:

$2^2\times 5^1\times {\mathrm{2423}}^1\times {\mathrm{1628093}}^1$

素因数の和:1630525

約数の個数: 24

約数和(自身を含む): 165752993952

約数和(自身を除く): 86855607172

約数列:

[1, 2, 4, 5, 10, 20, 2423, 4846, 9692, 12115, 24230, 48460, 1628093, 3256186, 6512372, 8140465, 16280930, 32561860, 3944869339, 7889738678, 15779477356, 19724346695, 39448693390, 78897386780]

約数ペア:

[(1, 78897386780), (2, 39448693390), (4, 19724346695), (5, 15779477356), (10, 7889738678), (20, 3944869339), (2423, 32561860), (4846, 16280930), (9692, 8140465), (12115, 6512372), (24230, 3256186), (48460, 1628093)]