72746480

素因数分解:

$2^4\times 5^1\times {\mathrm{909331}}^1$

素因数の和:909344

約数の個数: 20

約数和(自身を含む): 169135752

約数和(自身を除く): 96389272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 909331, 1818662, 3637324, 4546655, 7274648, 9093310, 14549296, 18186620, 36373240, 72746480]

約数ペア:

[(1, 72746480), (2, 36373240), (4, 18186620), (5, 14549296), (8, 9093310), (10, 7274648), (16, 4546655), (20, 3637324), (40, 1818662), (80, 909331)]