33173320

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2089}}^1$

素因数の和:2497

約数の個数: 32

約数和(自身を含む): 74863800

約数和(自身を除く): 41690480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 2089, 3176, 3970, 4178, 7940, 8356, 10445, 15880, 16712, 20890, 41780, 83560, 829333, 1658666, 3317332, 4146665, 6634664, 8293330, 16586660, 33173320]

約数ペア:

[(1, 33173320), (2, 16586660), (4, 8293330), (5, 6634664), (8, 4146665), (10, 3317332), (20, 1658666), (40, 829333), (397, 83560), (794, 41780), (1588, 20890), (1985, 16712), (2089, 15880), (3176, 10445), (3970, 8356), (4178, 7940)]