20179894910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41183459}}^1$

素因数の和:41183480

約数の個数: 24

約数和(自身を含む): 42254229960

約数和(自身を除く): 22074335050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41183459, 82366918, 205917295, 288284213, 411834590, 576568426, 1441421065, 2017989491, 2882842130, 4035978982, 10089947455, 20179894910]

約数ペア:

[(1, 20179894910), (2, 10089947455), (5, 4035978982), (7, 2882842130), (10, 2017989491), (14, 1441421065), (35, 576568426), (49, 411834590), (70, 288284213), (98, 205917295), (245, 82366918), (490, 41183459)]