978020350

素因数分解:

$2^1\times 5^2\times {\mathrm{19560407}}^1$

素因数の和:19560419

約数の個数: 12

約数和(自身を含む): 1819117944

約数和(自身を除く): 841097594

約数列:

[1, 2, 5, 10, 25, 50, 19560407, 39120814, 97802035, 195604070, 489010175, 978020350]

約数ペア:

[(1, 978020350), (2, 489010175), (5, 195604070), (10, 97802035), (25, 39120814), (50, 19560407)]