20134024420

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4212139}}^1$

素因数の和:4212387

約数の個数: 24

約数和(自身を含む): 42458371200

約数和(自身を除く): 22324346780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 4212139, 8424278, 16848556, 21060695, 42121390, 84242780, 1006701221, 2013402442, 4026804884, 5033506105, 10067012210, 20134024420]

約数ペア:

[(1, 20134024420), (2, 10067012210), (4, 5033506105), (5, 4026804884), (10, 2013402442), (20, 1006701221), (239, 84242780), (478, 42121390), (956, 21060695), (1195, 16848556), (2390, 8424278), (4780, 4212139)]