15707583280

素因数分解:

$2^4\times 5^1\times {\mathrm{196344791}}^1$

素因数の和:196344804

約数の個数: 20

約数和(自身を含む): 36520131312

約数和(自身を除く): 20812548032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196344791, 392689582, 785379164, 981723955, 1570758328, 1963447910, 3141516656, 3926895820, 7853791640, 15707583280]

約数ペア:

[(1, 15707583280), (2, 7853791640), (4, 3926895820), (5, 3141516656), (8, 1963447910), (10, 1570758328), (16, 981723955), (20, 785379164), (40, 392689582), (80, 196344791)]