28346120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2801}}^1$

素因数の和:2846

約数の個数: 64

約数和(自身を含む): 72627840

約数和(自身を除く): 44281720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 2801, 5060, 5602, 10120, 11204, 14005, 22408, 28010, 30811, 56020, 61622, 64423, 112040, 123244, 128846, 154055, 246488, 257692, 308110, 322115, 515384, 616220, 644230, 708653, 1232440, 1288460, 1417306, 2576920, 2834612, 3543265, 5669224, 7086530, 14173060, 28346120]

約数ペア:

[(1, 28346120), (2, 14173060), (4, 7086530), (5, 5669224), (8, 3543265), (10, 2834612), (11, 2576920), (20, 1417306), (22, 1288460), (23, 1232440), (40, 708653), (44, 644230), (46, 616220), (55, 515384), (88, 322115), (92, 308110), (110, 257692), (115, 246488), (184, 154055), (220, 128846), (230, 123244), (253, 112040), (440, 64423), (460, 61622), (506, 56020), (920, 30811), (1012, 28010), (1265, 22408), (2024, 14005), (2530, 11204), (2801, 10120), (5060, 5602)]