13402120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19709}}^1$

素因数の和:19737

約数の個数: 32

約数和(自身を含む): 31930200

約数和(自身を除く): 18528080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19709, 39418, 78836, 98545, 157672, 197090, 335053, 394180, 670106, 788360, 1340212, 1675265, 2680424, 3350530, 6701060, 13402120]

約数ペア:

[(1, 13402120), (2, 6701060), (4, 3350530), (5, 2680424), (8, 1675265), (10, 1340212), (17, 788360), (20, 670106), (34, 394180), (40, 335053), (68, 197090), (85, 157672), (136, 98545), (170, 78836), (340, 39418), (680, 19709)]