28347720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{236231}}^1$

素因数の和:236245

約数の個数: 32

約数和(自身を含む): 85043520

約数和(自身を除く): 56695800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 236231, 472462, 708693, 944924, 1181155, 1417386, 1889848, 2362310, 2834772, 3543465, 4724620, 5669544, 7086930, 9449240, 14173860, 28347720]

約数ペア:

[(1, 28347720), (2, 14173860), (3, 9449240), (4, 7086930), (5, 5669544), (6, 4724620), (8, 3543465), (10, 2834772), (12, 2362310), (15, 1889848), (20, 1417386), (24, 1181155), (30, 944924), (40, 708693), (60, 472462), (120, 236231)]