84381560

素因数分解:

$2^3\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{2011}}^1$

素因数の和:3071

約数の個数: 32

約数和(自身を含む): 190134000

約数和(自身を除く): 105752440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1049, 2011, 2098, 4022, 4196, 5245, 8044, 8392, 10055, 10490, 16088, 20110, 20980, 40220, 41960, 80440, 2109539, 4219078, 8438156, 10547695, 16876312, 21095390, 42190780, 84381560]

約数ペア:

[(1, 84381560), (2, 42190780), (4, 21095390), (5, 16876312), (8, 10547695), (10, 8438156), (20, 4219078), (40, 2109539), (1049, 80440), (2011, 41960), (2098, 40220), (4022, 20980), (4196, 20110), (5245, 16088), (8044, 10490), (8392, 10055)]