201476420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113189}}^1$

素因数の和:113287

約数の個数: 24

約数和(自身を含む): 427858200

約数和(自身を除く): 226381780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 113189, 226378, 452756, 565945, 1131890, 2263780, 10073821, 20147642, 40295284, 50369105, 100738210, 201476420]

約数ペア:

[(1, 201476420), (2, 100738210), (4, 50369105), (5, 40295284), (10, 20147642), (20, 10073821), (89, 2263780), (178, 1131890), (356, 565945), (445, 452756), (890, 226378), (1780, 113189)]