38982580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21419}}^1$

素因数の和:21448

約数の個数: 48

約数和(自身を含む): 100759680

約数和(自身を除く): 61777100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 21419, 42838, 85676, 107095, 149933, 214190, 278447, 299866, 428380, 556894, 599732, 749665, 1113788, 1392235, 1499330, 1949129, 2784470, 2998660, 3898258, 5568940, 7796516, 9745645, 19491290, 38982580]

約数ペア:

[(1, 38982580), (2, 19491290), (4, 9745645), (5, 7796516), (7, 5568940), (10, 3898258), (13, 2998660), (14, 2784470), (20, 1949129), (26, 1499330), (28, 1392235), (35, 1113788), (52, 749665), (65, 599732), (70, 556894), (91, 428380), (130, 299866), (140, 278447), (182, 214190), (260, 149933), (364, 107095), (455, 85676), (910, 42838), (1820, 21419)]