1099013680

素因数分解:

$2^4\times 5^1\times {\mathrm{13737671}}^1$

素因数の和:13737684

約数の個数: 20

約数和(自身を含む): 2555206992

約数和(自身を除く): 1456193312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 13737671, 27475342, 54950684, 68688355, 109901368, 137376710, 219802736, 274753420, 549506840, 1099013680]

約数ペア:

[(1, 1099013680), (2, 549506840), (4, 274753420), (5, 219802736), (8, 137376710), (10, 109901368), (16, 68688355), (20, 54950684), (40, 27475342), (80, 13737671)]