15894580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 36331344

約数和(自身を除く): 20436764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 541, 565, 1082, 1130, 1469, 2164, 2260, 2705, 2938, 5410, 5876, 7033, 7345, 10820, 14066, 14690, 28132, 29380, 35165, 61133, 70330, 122266, 140660, 244532, 305665, 611330, 794729, 1222660, 1589458, 3178916, 3973645, 7947290, 15894580]

約数ペア:

[(1, 15894580), (2, 7947290), (4, 3973645), (5, 3178916), (10, 1589458), (13, 1222660), (20, 794729), (26, 611330), (52, 305665), (65, 244532), (113, 140660), (130, 122266), (226, 70330), (260, 61133), (452, 35165), (541, 29380), (565, 28132), (1082, 14690), (1130, 14066), (1469, 10820), (2164, 7345), (2260, 7033), (2705, 5876), (2938, 5410)]