38545780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21179}}^1$

素因数の和:21208

約数の個数: 48

約数和(自身を含む): 99630720

約数和(自身を除く): 61084940

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, 21179, 42358, 84716, 105895, 148253, 211790, 275327, 296506, 423580, 550654, 593012, 741265, 1101308, 1376635, 1482530, 1927289, 2753270, 2965060, 3854578, 5506540, 7709156, 9636445, 19272890, 38545780]

約数ペア:

[(1, 38545780), (2, 19272890), (4, 9636445), (5, 7709156), (7, 5506540), (10, 3854578), (13, 2965060), (14, 2753270), (20, 1927289), (26, 1482530), (28, 1376635), (35, 1101308), (52, 741265), (65, 593012), (70, 550654), (91, 423580), (130, 296506), (140, 275327), (182, 211790), (260, 148253), (364, 105895), (455, 84716), (910, 42358), (1820, 21179)]