27304520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{971}}^1$

素因数の和:1038

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 39180280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 971, 1406, 1480, 1942, 2812, 3515, 3884, 4855, 5624, 7030, 7768, 9710, 14060, 18449, 19420, 28120, 35927, 36898, 38840, 71854, 73796, 92245, 143708, 147592, 179635, 184490, 287416, 359270, 368980, 682613, 718540, 737960, 1365226, 1437080, 2730452, 3413065, 5460904, 6826130, 13652260, 27304520]

約数ペア:

[(1, 27304520), (2, 13652260), (4, 6826130), (5, 5460904), (8, 3413065), (10, 2730452), (19, 1437080), (20, 1365226), (37, 737960), (38, 718540), (40, 682613), (74, 368980), (76, 359270), (95, 287416), (148, 184490), (152, 179635), (185, 147592), (190, 143708), (296, 92245), (370, 73796), (380, 71854), (703, 38840), (740, 36898), (760, 35927), (971, 28120), (1406, 19420), (1480, 18449), (1942, 14060), (2812, 9710), (3515, 7768), (3884, 7030), (4855, 5624)]