69491420

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{7603}}^1$

素因数の和:8069

約数の個数: 24

約数和(自身を含む): 146270544

約数和(自身を除く): 76779124

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 7603, 9140, 15206, 30412, 38015, 76030, 152060, 3474571, 6949142, 13898284, 17372855, 34745710, 69491420]

約数ペア:

[(1, 69491420), (2, 34745710), (4, 17372855), (5, 13898284), (10, 6949142), (20, 3474571), (457, 152060), (914, 76030), (1828, 38015), (2285, 30412), (4570, 15206), (7603, 9140)]