196455980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1403257}}^1$

素因数の和:1403273

約数の個数: 24

約数和(自身を含む): 471494688

約数和(自身を除く): 275038708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1403257, 2806514, 5613028, 7016285, 9822799, 14032570, 19645598, 28065140, 39291196, 49113995, 98227990, 196455980]

約数ペア:

[(1, 196455980), (2, 98227990), (4, 49113995), (5, 39291196), (7, 28065140), (10, 19645598), (14, 14032570), (20, 9822799), (28, 7016285), (35, 5613028), (70, 2806514), (140, 1403257)]