13720480

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2957}}^1$

素因数の和:3001

約数の個数: 48

約数和(自身を含む): 33543720

約数和(自身を除く): 19823240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 2957, 4640, 5914, 11828, 14785, 23656, 29570, 47312, 59140, 85753, 94624, 118280, 171506, 236560, 343012, 428765, 473120, 686024, 857530, 1372048, 1715060, 2744096, 3430120, 6860240, 13720480]

約数ペア:

[(1, 13720480), (2, 6860240), (4, 3430120), (5, 2744096), (8, 1715060), (10, 1372048), (16, 857530), (20, 686024), (29, 473120), (32, 428765), (40, 343012), (58, 236560), (80, 171506), (116, 118280), (145, 94624), (160, 85753), (232, 59140), (290, 47312), (464, 29570), (580, 23656), (928, 14785), (1160, 11828), (2320, 5914), (2957, 4640)]