1027897720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{11969}}^1$

素因数の和:12112

約数の個数: 64

約数和(自身を含む): 2456244000

約数和(自身を除く): 1428346280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1130, 2147, 2260, 4294, 4520, 8588, 10735, 11969, 17176, 21470, 23938, 42940, 47876, 59845, 85880, 95752, 119690, 227411, 239380, 454822, 478760, 909644, 1137055, 1352497, 1819288, 2274110, 2704994, 4548220, 5409988, 6762485, 9096440, 10819976, 13524970, 25697443, 27049940, 51394886, 54099880, 102789772, 128487215, 205579544, 256974430, 513948860, 1027897720]

約数ペア:

[(1, 1027897720), (2, 513948860), (4, 256974430), (5, 205579544), (8, 128487215), (10, 102789772), (19, 54099880), (20, 51394886), (38, 27049940), (40, 25697443), (76, 13524970), (95, 10819976), (113, 9096440), (152, 6762485), (190, 5409988), (226, 4548220), (380, 2704994), (452, 2274110), (565, 1819288), (760, 1352497), (904, 1137055), (1130, 909644), (2147, 478760), (2260, 454822), (4294, 239380), (4520, 227411), (8588, 119690), (10735, 95752), (11969, 85880), (17176, 59845), (21470, 47876), (23938, 42940)]