205536680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{270443}}^1$

素因数の和:270473

約数の個数: 32

約数和(自身を含む): 486799200

約数和(自身を除く): 281262520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 270443, 540886, 1081772, 1352215, 2163544, 2704430, 5138417, 5408860, 10276834, 10817720, 20553668, 25692085, 41107336, 51384170, 102768340, 205536680]

約数ペア:

[(1, 205536680), (2, 102768340), (4, 51384170), (5, 41107336), (8, 25692085), (10, 20553668), (19, 10817720), (20, 10276834), (38, 5408860), (40, 5138417), (76, 2704430), (95, 2163544), (152, 1352215), (190, 1081772), (380, 540886), (760, 270443)]