168924620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{353}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 361827648

約数和(自身を除く): 192903028

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 337, 353, 355, 674, 706, 710, 1348, 1412, 1420, 1685, 1765, 3370, 3530, 6740, 7060, 23927, 25063, 47854, 50126, 95708, 100252, 118961, 119635, 125315, 237922, 239270, 250630, 475844, 478540, 501260, 594805, 1189610, 2379220, 8446231, 16892462, 33784924, 42231155, 84462310, 168924620]

約数ペア:

[(1, 168924620), (2, 84462310), (4, 42231155), (5, 33784924), (10, 16892462), (20, 8446231), (71, 2379220), (142, 1189610), (284, 594805), (337, 501260), (353, 478540), (355, 475844), (674, 250630), (706, 239270), (710, 237922), (1348, 125315), (1412, 119635), (1420, 118961), (1685, 100252), (1765, 95708), (3370, 50126), (3530, 47854), (6740, 25063), (7060, 23927)]