1901470101520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{19121783}}^1$

素因数の和:19121920

約数の個数: 80

約数和(自身を含む): 4865499695232

約数和(自身を除く): 2964029593712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 440, 452, 565, 880, 904, 1130, 1243, 1808, 2260, 2486, 4520, 4972, 6215, 9040, 9944, 12430, 19888, 24860, 49720, 99440, 19121783, 38243566, 76487132, 95608915, 152974264, 191217830, 210339613, 305948528, 382435660, 420679226, 764871320, 841358452, 1051698065, 1529742640, 1682716904, 2103396130, 2160761479, 3365433808, 4206792260, 4321522958, 8413584520, 8643045916, 10803807395, 16827169040, 17286091832, 21607614790, 23768376269, 34572183664, 43215229580, 47536752538, 86430459160, 95073505076, 118841881345, 172860918320, 190147010152, 237683762690, 380294020304, 475367525380, 950735050760, 1901470101520]

約数ペア:

[(1, 1901470101520), (2, 950735050760), (4, 475367525380), (5, 380294020304), (8, 237683762690), (10, 190147010152), (11, 172860918320), (16, 118841881345), (20, 95073505076), (22, 86430459160), (40, 47536752538), (44, 43215229580), (55, 34572183664), (80, 23768376269), (88, 21607614790), (110, 17286091832), (113, 16827169040), (176, 10803807395), (220, 8643045916), (226, 8413584520), (440, 4321522958), (452, 4206792260), (565, 3365433808), (880, 2160761479), (904, 2103396130), (1130, 1682716904), (1243, 1529742640), (1808, 1051698065), (2260, 841358452), (2486, 764871320), (4520, 420679226), (4972, 382435660), (6215, 305948528), (9040, 210339613), (9944, 191217830), (12430, 152974264), (19888, 95608915), (24860, 76487132), (49720, 38243566), (99440, 19121783)]