1218802240

素因数分解:

$2^6\times 5^1\times {\mathrm{3808757}}^1$

素因数の和:3808774

約数の個数: 28

約数和(自身を含む): 2902273596

約数和(自身を除く): 1683471356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3808757, 7617514, 15235028, 19043785, 30470056, 38087570, 60940112, 76175140, 121880224, 152350280, 243760448, 304700560, 609401120, 1218802240]

約数ペア:

[(1, 1218802240), (2, 609401120), (4, 304700560), (5, 243760448), (8, 152350280), (10, 121880224), (16, 76175140), (20, 60940112), (32, 38087570), (40, 30470056), (64, 19043785), (80, 15235028), (160, 7617514), (320, 3808757)]