22180580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{733}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 49941360

約数和(自身を除く): 27760780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 733, 890, 1466, 1513, 1780, 2932, 3026, 3665, 6052, 7330, 7565, 12461, 14660, 15130, 24922, 30260, 49844, 62305, 65237, 124610, 130474, 249220, 260948, 326185, 652370, 1109029, 1304740, 2218058, 4436116, 5545145, 11090290, 22180580]

約数ペア:

[(1, 22180580), (2, 11090290), (4, 5545145), (5, 4436116), (10, 2218058), (17, 1304740), (20, 1109029), (34, 652370), (68, 326185), (85, 260948), (89, 249220), (170, 130474), (178, 124610), (340, 65237), (356, 62305), (445, 49844), (733, 30260), (890, 24922), (1466, 15130), (1513, 14660), (1780, 12461), (2932, 7565), (3026, 7330), (3665, 6052)]