9747626480

素因数分解:

$2^4\times 5^1\times {\mathrm{121845331}}^1$

素因数の和:121845344

約数の個数: 20

約数和(自身を含む): 22663231752

約数和(自身を除く): 12915605272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 121845331, 243690662, 487381324, 609226655, 974762648, 1218453310, 1949525296, 2436906620, 4873813240, 9747626480]

約数ペア:

[(1, 9747626480), (2, 4873813240), (4, 2436906620), (5, 1949525296), (8, 1218453310), (10, 974762648), (16, 609226655), (20, 487381324), (40, 243690662), (80, 121845331)]