19974840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166457}}^1$

素因数の和:166471

約数の個数: 32

約数和(自身を含む): 59924880

約数和(自身を除く): 39950040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166457, 332914, 499371, 665828, 832285, 998742, 1331656, 1664570, 1997484, 2496855, 3329140, 3994968, 4993710, 6658280, 9987420, 19974840]

約数ペア:

[(1, 19974840), (2, 9987420), (3, 6658280), (4, 4993710), (5, 3994968), (6, 3329140), (8, 2496855), (10, 1997484), (12, 1664570), (15, 1331656), (20, 998742), (24, 832285), (30, 665828), (40, 499371), (60, 332914), (120, 166457)]