47856940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{39227}}^1$

素因数の和:39297

約数の個数: 24

約数和(自身を含む): 102149712

約数和(自身を除く): 54292772

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 39227, 78454, 156908, 196135, 392270, 784540, 2392847, 4785694, 9571388, 11964235, 23928470, 47856940]

約数ペア:

[(1, 47856940), (2, 23928470), (4, 11964235), (5, 9571388), (10, 4785694), (20, 2392847), (61, 784540), (122, 392270), (244, 196135), (305, 156908), (610, 78454), (1220, 39227)]