8681440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1871}}^1$

素因数の和:1915

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 12547040

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, 1871, 2320, 3742, 4640, 7484, 9355, 14968, 18710, 29936, 37420, 54259, 59872, 74840, 108518, 149680, 217036, 271295, 299360, 434072, 542590, 868144, 1085180, 1736288, 2170360, 4340720, 8681440]

約数ペア:

[(1, 8681440), (2, 4340720), (4, 2170360), (5, 1736288), (8, 1085180), (10, 868144), (16, 542590), (20, 434072), (29, 299360), (32, 271295), (40, 217036), (58, 149680), (80, 108518), (116, 74840), (145, 59872), (160, 54259), (232, 37420), (290, 29936), (464, 18710), (580, 14968), (928, 9355), (1160, 7484), (1871, 4640), (2320, 3742)]