28852120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2851}}^1$

素因数の和:2896

約数の個数: 64

約数和(自身を含む): 73923840

約数和(自身を除く): 45071720

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, 2851, 5060, 5702, 10120, 11404, 14255, 22808, 28510, 31361, 57020, 62722, 65573, 114040, 125444, 131146, 156805, 250888, 262292, 313610, 327865, 524584, 627220, 655730, 721303, 1254440, 1311460, 1442606, 2622920, 2885212, 3606515, 5770424, 7213030, 14426060, 28852120]

約数ペア:

[(1, 28852120), (2, 14426060), (4, 7213030), (5, 5770424), (8, 3606515), (10, 2885212), (11, 2622920), (20, 1442606), (22, 1311460), (23, 1254440), (40, 721303), (44, 655730), (46, 627220), (55, 524584), (88, 327865), (92, 313610), (110, 262292), (115, 250888), (184, 156805), (220, 131146), (230, 125444), (253, 114040), (440, 65573), (460, 62722), (506, 57020), (920, 31361), (1012, 28510), (1265, 22808), (2024, 14255), (2530, 11404), (2851, 10120), (5060, 5702)]