16866760

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5939}}^1$

素因数の和:6021

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 21624440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 5939, 11878, 23756, 29695, 47512, 59390, 118780, 237560, 421669, 843338, 1686676, 2108345, 3373352, 4216690, 8433380, 16866760]

約数ペア:

[(1, 16866760), (2, 8433380), (4, 4216690), (5, 3373352), (8, 2108345), (10, 1686676), (20, 843338), (40, 421669), (71, 237560), (142, 118780), (284, 59390), (355, 47512), (568, 29695), (710, 23756), (1420, 11878), (2840, 5939)]