31500020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{29717}}^1$

素因数の和:29779

約数の個数: 24

約数和(自身を含む): 67400424

約数和(自身を除く): 35900404

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 29717, 59434, 118868, 148585, 297170, 594340, 1575001, 3150002, 6300004, 7875005, 15750010, 31500020]

約数ペア:

[(1, 31500020), (2, 15750010), (4, 7875005), (5, 6300004), (10, 3150002), (20, 1575001), (53, 594340), (106, 297170), (212, 148585), (265, 118868), (530, 59434), (1060, 29717)]