201777890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{380713}}^1$

素因数の和:380773

約数の個数: 16

約数和(自身を含む): 370054008

約数和(自身を除く): 168276118

約数列:

[1, 2, 5, 10, 53, 106, 265, 530, 380713, 761426, 1903565, 3807130, 20177789, 40355578, 100888945, 201777890]

約数ペア:

[(1, 201777890), (2, 100888945), (5, 40355578), (10, 20177789), (53, 3807130), (106, 1903565), (265, 761426), (530, 380713)]