248880380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1777717}}^1$

素因数の和:1777733

約数の個数: 24

約数和(自身を含む): 597313248

約数和(自身を除く): 348432868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1777717, 3555434, 7110868, 8888585, 12444019, 17777170, 24888038, 35554340, 49776076, 62220095, 124440190, 248880380]

約数ペア:

[(1, 248880380), (2, 124440190), (4, 62220095), (5, 49776076), (7, 35554340), (10, 24888038), (14, 17777170), (20, 12444019), (28, 8888585), (35, 7110868), (70, 3555434), (140, 1777717)]