210863940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{502057}}^1$

素因数の和:502076

約数の個数: 48

約数和(自身を含む): 674765952

約数和(自身を除く): 463902012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 502057, 1004114, 1506171, 2008228, 2510285, 3012342, 3514399, 5020570, 6024684, 7028798, 7530855, 10041140, 10543197, 14057596, 15061710, 17571995, 21086394, 30123420, 35143990, 42172788, 52715985, 70287980, 105431970, 210863940]

約数ペア:

[(1, 210863940), (2, 105431970), (3, 70287980), (4, 52715985), (5, 42172788), (6, 35143990), (7, 30123420), (10, 21086394), (12, 17571995), (14, 15061710), (15, 14057596), (20, 10543197), (21, 10041140), (28, 7530855), (30, 7028798), (35, 6024684), (42, 5020570), (60, 3514399), (70, 3012342), (84, 2510285), (105, 2008228), (140, 1506171), (210, 1004114), (420, 502057)]