16005560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3671}}^1$

素因数の和:3791

約数の個数: 32

約数和(自身を含む): 36352800

約数和(自身を除く): 20347240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3671, 4360, 7342, 14684, 18355, 29368, 36710, 73420, 146840, 400139, 800278, 1600556, 2000695, 3201112, 4001390, 8002780, 16005560]

約数ペア:

[(1, 16005560), (2, 8002780), (4, 4001390), (5, 3201112), (8, 2000695), (10, 1600556), (20, 800278), (40, 400139), (109, 146840), (218, 73420), (436, 36710), (545, 29368), (872, 18355), (1090, 14684), (2180, 7342), (3671, 4360)]