197411620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{1489}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 474606720

約数和(自身を除く): 277195100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 947, 1489, 1894, 2978, 3788, 4735, 5956, 6629, 7445, 9470, 10423, 13258, 14890, 18940, 20846, 26516, 29780, 33145, 41692, 52115, 66290, 104230, 132580, 208460, 1410083, 2820166, 5640332, 7050415, 9870581, 14100830, 19741162, 28201660, 39482324, 49352905, 98705810, 197411620]

約数ペア:

[(1, 197411620), (2, 98705810), (4, 49352905), (5, 39482324), (7, 28201660), (10, 19741162), (14, 14100830), (20, 9870581), (28, 7050415), (35, 5640332), (70, 2820166), (140, 1410083), (947, 208460), (1489, 132580), (1894, 104230), (2978, 66290), (3788, 52115), (4735, 41692), (5956, 33145), (6629, 29780), (7445, 26516), (9470, 20846), (10423, 18940), (13258, 14890)]