203676340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{207833}}^1$

素因数の和:207856

約数の個数: 36

約数和(自身を含む): 497554596

約数和(自身を除く): 293878256

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 207833, 415666, 831332, 1039165, 1454831, 2078330, 2909662, 4156660, 5819324, 7274155, 10183817, 14548310, 20367634, 29096620, 40735268, 50919085, 101838170, 203676340]

約数ペア:

[(1, 203676340), (2, 101838170), (4, 50919085), (5, 40735268), (7, 29096620), (10, 20367634), (14, 14548310), (20, 10183817), (28, 7274155), (35, 5819324), (49, 4156660), (70, 2909662), (98, 2078330), (140, 1454831), (196, 1039165), (245, 831332), (490, 415666), (980, 207833)]