28535320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64853}}^1$

素因数の和:64875

約数の個数: 32

約数和(自身を含む): 70042320

約数和(自身を除く): 41507000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 64853, 129706, 259412, 324265, 518824, 648530, 713383, 1297060, 1426766, 2594120, 2853532, 3566915, 5707064, 7133830, 14267660, 28535320]

約数ペア:

[(1, 28535320), (2, 14267660), (4, 7133830), (5, 5707064), (8, 3566915), (10, 2853532), (11, 2594120), (20, 1426766), (22, 1297060), (40, 713383), (44, 648530), (55, 518824), (88, 324265), (110, 259412), (220, 129706), (440, 64853)]