38915680

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8387}}^1$

素因数の和:8431

約数の個数: 48

約数和(自身を含む): 95119920

約数和(自身を除く): 56204240

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, 4640, 8387, 16774, 33548, 41935, 67096, 83870, 134192, 167740, 243223, 268384, 335480, 486446, 670960, 972892, 1216115, 1341920, 1945784, 2432230, 3891568, 4864460, 7783136, 9728920, 19457840, 38915680]

約数ペア:

[(1, 38915680), (2, 19457840), (4, 9728920), (5, 7783136), (8, 4864460), (10, 3891568), (16, 2432230), (20, 1945784), (29, 1341920), (32, 1216115), (40, 972892), (58, 670960), (80, 486446), (116, 335480), (145, 268384), (160, 243223), (232, 167740), (290, 134192), (464, 83870), (580, 67096), (928, 41935), (1160, 33548), (2320, 16774), (4640, 8387)]