23908720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 61469280

約数和(自身を除く): 37560560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 269, 404, 440, 505, 538, 808, 880, 1010, 1076, 1111, 1345, 1616, 2020, 2152, 2222, 2690, 2959, 4040, 4304, 4444, 5380, 5555, 5918, 8080, 8888, 10760, 11110, 11836, 14795, 17776, 21520, 22220, 23672, 27169, 29590, 44440, 47344, 54338, 59180, 88880, 108676, 118360, 135845, 217352, 236720, 271690, 298859, 434704, 543380, 597718, 1086760, 1195436, 1494295, 2173520, 2390872, 2988590, 4781744, 5977180, 11954360, 23908720]

約数ペア:

[(1, 23908720), (2, 11954360), (4, 5977180), (5, 4781744), (8, 2988590), (10, 2390872), (11, 2173520), (16, 1494295), (20, 1195436), (22, 1086760), (40, 597718), (44, 543380), (55, 434704), (80, 298859), (88, 271690), (101, 236720), (110, 217352), (176, 135845), (202, 118360), (220, 108676), (269, 88880), (404, 59180), (440, 54338), (505, 47344), (538, 44440), (808, 29590), (880, 27169), (1010, 23672), (1076, 22220), (1111, 21520), (1345, 17776), (1616, 14795), (2020, 11836), (2152, 11110), (2222, 10760), (2690, 8888), (2959, 8080), (4040, 5918), (4304, 5555), (4444, 5380)]