30874870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{541}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 60096960

約数和(自身を除く): 29222090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 439, 541, 878, 1082, 2195, 2705, 4390, 5410, 5707, 7033, 11414, 14066, 28535, 35165, 57070, 70330, 237499, 474998, 1187495, 2374990, 3087487, 6174974, 15437435, 30874870]

約数ペア:

[(1, 30874870), (2, 15437435), (5, 6174974), (10, 3087487), (13, 2374990), (26, 1187495), (65, 474998), (130, 237499), (439, 70330), (541, 57070), (878, 35165), (1082, 28535), (2195, 14066), (2705, 11414), (4390, 7033), (5410, 5707)]