102859820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{104959}}^1$

素因数の和:104982

約数の個数: 36

約数和(自身を含む): 251274240

約数和(自身を除く): 148414420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 104959, 209918, 419836, 524795, 734713, 1049590, 1469426, 2099180, 2938852, 3673565, 5142991, 7347130, 10285982, 14694260, 20571964, 25714955, 51429910, 102859820]

約数ペア:

[(1, 102859820), (2, 51429910), (4, 25714955), (5, 20571964), (7, 14694260), (10, 10285982), (14, 7347130), (20, 5142991), (28, 3673565), (35, 2938852), (49, 2099180), (70, 1469426), (98, 1049590), (140, 734713), (196, 524795), (245, 419836), (490, 209918), (980, 104959)]