22781380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59951}}^1$

素因数の和:59979

約数の個数: 24

約数和(自身を含む): 50359680

約数和(自身を除く): 27578300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 59951, 119902, 239804, 299755, 599510, 1139069, 1199020, 2278138, 4556276, 5695345, 11390690, 22781380]

約数ペア:

[(1, 22781380), (2, 11390690), (4, 5695345), (5, 4556276), (10, 2278138), (19, 1199020), (20, 1139069), (38, 599510), (76, 299755), (95, 239804), (190, 119902), (380, 59951)]