16822420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 19949420

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 179, 185, 254, 358, 370, 508, 635, 716, 740, 895, 1270, 1790, 2540, 3580, 4699, 6623, 9398, 13246, 18796, 22733, 23495, 26492, 33115, 45466, 46990, 66230, 90932, 93980, 113665, 132460, 227330, 454660, 841121, 1682242, 3364484, 4205605, 8411210, 16822420]

約数ペア:

[(1, 16822420), (2, 8411210), (4, 4205605), (5, 3364484), (10, 1682242), (20, 841121), (37, 454660), (74, 227330), (127, 132460), (148, 113665), (179, 93980), (185, 90932), (254, 66230), (358, 46990), (370, 45466), (508, 33115), (635, 26492), (716, 23495), (740, 22733), (895, 18796), (1270, 13246), (1790, 9398), (2540, 6623), (3580, 4699)]