87860720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37871}}^1$

素因数の和:37913

約数の個数: 40

約数和(自身を含む): 211325760

約数和(自身を除く): 123465040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 37871, 75742, 151484, 189355, 302968, 378710, 605936, 757420, 1098259, 1514840, 2196518, 3029680, 4393036, 5491295, 8786072, 10982590, 17572144, 21965180, 43930360, 87860720]

約数ペア:

[(1, 87860720), (2, 43930360), (4, 21965180), (5, 17572144), (8, 10982590), (10, 8786072), (16, 5491295), (20, 4393036), (29, 3029680), (40, 2196518), (58, 1514840), (80, 1098259), (116, 757420), (145, 605936), (232, 378710), (290, 302968), (464, 189355), (580, 151484), (1160, 75742), (2320, 37871)]