242798980

素因数分解:

$2^2\times 5^1\times {\mathrm{3221}}^1\times {\mathrm{3769}}^1$

素因数の和:6999

約数の個数: 24

約数和(自身を含む): 510171480

約数和(自身を除く): 267372500

約数列:

[1, 2, 4, 5, 10, 20, 3221, 3769, 6442, 7538, 12884, 15076, 16105, 18845, 32210, 37690, 64420, 75380, 12139949, 24279898, 48559796, 60699745, 121399490, 242798980]

約数ペア:

[(1, 242798980), (2, 121399490), (4, 60699745), (5, 48559796), (10, 24279898), (20, 12139949), (3221, 75380), (3769, 64420), (6442, 37690), (7538, 32210), (12884, 18845), (15076, 16105)]