149906480

素因数分解:

$2^4\times 5^1\times {\mathrm{1873831}}^1$

素因数の和:1873844

約数の個数: 20

約数和(自身を含む): 348532752

約数和(自身を除く): 198626272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1873831, 3747662, 7495324, 9369155, 14990648, 18738310, 29981296, 37476620, 74953240, 149906480]

約数ペア:

[(1, 149906480), (2, 74953240), (4, 37476620), (5, 29981296), (8, 18738310), (10, 14990648), (16, 9369155), (20, 7495324), (40, 3747662), (80, 1873831)]