20059263400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{9117847}}^1$

素因数の和:9117874

約数の個数: 48

約数和(自身を含む): 50877591840

約数和(自身を除く): 30818328440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 9117847, 18235694, 36471388, 45589235, 72942776, 91178470, 100296317, 182356940, 200592634, 227946175, 364713880, 401185268, 455892350, 501481585, 802370536, 911784700, 1002963170, 1823569400, 2005926340, 2507407925, 4011852680, 5014815850, 10029631700, 20059263400]

約数ペア:

[(1, 20059263400), (2, 10029631700), (4, 5014815850), (5, 4011852680), (8, 2507407925), (10, 2005926340), (11, 1823569400), (20, 1002963170), (22, 911784700), (25, 802370536), (40, 501481585), (44, 455892350), (50, 401185268), (55, 364713880), (88, 227946175), (100, 200592634), (110, 182356940), (200, 100296317), (220, 91178470), (275, 72942776), (440, 45589235), (550, 36471388), (1100, 18235694), (2200, 9117847)]