84402190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1481}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 156854880

約数和(自身を除く): 72452690

約数列:

[1, 2, 5, 10, 41, 82, 139, 205, 278, 410, 695, 1390, 1481, 2962, 5699, 7405, 11398, 14810, 28495, 56990, 60721, 121442, 205859, 303605, 411718, 607210, 1029295, 2058590, 8440219, 16880438, 42201095, 84402190]

約数ペア:

[(1, 84402190), (2, 42201095), (5, 16880438), (10, 8440219), (41, 2058590), (82, 1029295), (139, 607210), (205, 411718), (278, 303605), (410, 205859), (695, 121442), (1390, 60721), (1481, 56990), (2962, 28495), (5699, 14810), (7405, 11398)]