81694380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1361573}}^1$

素因数の和:1361585

約数の個数: 24

約数和(自身を含む): 228744432

約数和(自身を除く): 147050052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1361573, 2723146, 4084719, 5446292, 6807865, 8169438, 13615730, 16338876, 20423595, 27231460, 40847190, 81694380]

約数ペア:

[(1, 81694380), (2, 40847190), (3, 27231460), (4, 20423595), (5, 16338876), (6, 13615730), (10, 8169438), (12, 6807865), (15, 5446292), (20, 4084719), (30, 2723146), (60, 1361573)]