15697041040

素因数分解:

$2^4\times 5^1\times {\mathrm{196213013}}^1$

素因数の和:196213026

約数の個数: 20

約数和(自身を含む): 36495620604

約数和(自身を除く): 20798579564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196213013, 392426026, 784852052, 981065065, 1569704104, 1962130130, 3139408208, 3924260260, 7848520520, 15697041040]

約数ペア:

[(1, 15697041040), (2, 7848520520), (4, 3924260260), (5, 3139408208), (8, 1962130130), (10, 1569704104), (16, 981065065), (20, 784852052), (40, 392426026), (80, 196213013)]