2016441040

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1\times {\mathrm{769}}^1$

素因数の和:1304

約数の個数: 80

約数和(自身を含む): 4769226000

約数和(自身を除く): 2752784960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 449, 584, 730, 769, 898, 1168, 1460, 1538, 1796, 2245, 2920, 3076, 3592, 3845, 4490, 5840, 6152, 7184, 7690, 8980, 12304, 15380, 17960, 30760, 32777, 35920, 56137, 61520, 65554, 112274, 131108, 163885, 224548, 262216, 280685, 327770, 345281, 449096, 524432, 561370, 655540, 690562, 898192, 1122740, 1311080, 1381124, 1726405, 2245480, 2622160, 2762248, 3452810, 4490960, 5524496, 6905620, 13811240, 25205513, 27622480, 50411026, 100822052, 126027565, 201644104, 252055130, 403288208, 504110260, 1008220520, 2016441040]

約数ペア:

[(1, 2016441040), (2, 1008220520), (4, 504110260), (5, 403288208), (8, 252055130), (10, 201644104), (16, 126027565), (20, 100822052), (40, 50411026), (73, 27622480), (80, 25205513), (146, 13811240), (292, 6905620), (365, 5524496), (449, 4490960), (584, 3452810), (730, 2762248), (769, 2622160), (898, 2245480), (1168, 1726405), (1460, 1381124), (1538, 1311080), (1796, 1122740), (2245, 898192), (2920, 690562), (3076, 655540), (3592, 561370), (3845, 524432), (4490, 449096), (5840, 345281), (6152, 327770), (7184, 280685), (7690, 262216), (8980, 224548), (12304, 163885), (15380, 131108), (17960, 112274), (30760, 65554), (32777, 61520), (35920, 56137)]