16829840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2963}}^1$

素因数の和:3047

約数の個数: 40

約数和(自身を含む): 39693888

約数和(自身を除く): 22864048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 2963, 5680, 5926, 11852, 14815, 23704, 29630, 47408, 59260, 118520, 210373, 237040, 420746, 841492, 1051865, 1682984, 2103730, 3365968, 4207460, 8414920, 16829840]

約数ペア:

[(1, 16829840), (2, 8414920), (4, 4207460), (5, 3365968), (8, 2103730), (10, 1682984), (16, 1051865), (20, 841492), (40, 420746), (71, 237040), (80, 210373), (142, 118520), (284, 59260), (355, 47408), (568, 29630), (710, 23704), (1136, 14815), (1420, 11852), (2840, 5926), (2963, 5680)]