201515980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{79337}}^1$

素因数の和:79473

約数の個数: 24

約数和(自身を含む): 426521088

約数和(自身を除く): 225005108

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 79337, 158674, 317348, 396685, 793370, 1586740, 10075799, 20151598, 40303196, 50378995, 100757990, 201515980]

約数ペア:

[(1, 201515980), (2, 100757990), (4, 50378995), (5, 40303196), (10, 20151598), (20, 10075799), (127, 1586740), (254, 793370), (508, 396685), (635, 317348), (1270, 158674), (2540, 79337)]