27789520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1373}}^1$

素因数の和:1420

約数の個数: 80

約数和(自身を含む): 73602432

約数和(自身を除く): 45812912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1373, 1840, 2024, 2530, 2746, 4048, 5060, 5492, 6865, 10120, 10984, 13730, 15103, 20240, 21968, 27460, 30206, 31579, 54920, 60412, 63158, 75515, 109840, 120824, 126316, 151030, 157895, 241648, 252632, 302060, 315790, 347369, 505264, 604120, 631580, 694738, 1208240, 1263160, 1389476, 1736845, 2526320, 2778952, 3473690, 5557904, 6947380, 13894760, 27789520]

約数ペア:

[(1, 27789520), (2, 13894760), (4, 6947380), (5, 5557904), (8, 3473690), (10, 2778952), (11, 2526320), (16, 1736845), (20, 1389476), (22, 1263160), (23, 1208240), (40, 694738), (44, 631580), (46, 604120), (55, 505264), (80, 347369), (88, 315790), (92, 302060), (110, 252632), (115, 241648), (176, 157895), (184, 151030), (220, 126316), (230, 120824), (253, 109840), (368, 75515), (440, 63158), (460, 60412), (506, 54920), (880, 31579), (920, 30206), (1012, 27460), (1265, 21968), (1373, 20240), (1840, 15103), (2024, 13730), (2530, 10984), (2746, 10120), (4048, 6865), (5060, 5492)]