27952380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{155291}}^1$

素因数の和:155306

約数の個数: 36

約数和(自身を含む): 84789432

約数和(自身を除く): 56837052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 155291, 310582, 465873, 621164, 776455, 931746, 1397619, 1552910, 1863492, 2329365, 2795238, 3105820, 4658730, 5590476, 6988095, 9317460, 13976190, 27952380]

約数ペア:

[(1, 27952380), (2, 13976190), (3, 9317460), (4, 6988095), (5, 5590476), (6, 4658730), (9, 3105820), (10, 2795238), (12, 2329365), (15, 1863492), (18, 1552910), (20, 1397619), (30, 931746), (36, 776455), (45, 621164), (60, 465873), (90, 310582), (180, 155291)]