19883280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{82847}}^1$

素因数の和:82863

約数の個数: 40

約数和(自身を含む): 61638912

約数和(自身を除く): 41755632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 82847, 165694, 248541, 331388, 414235, 497082, 662776, 828470, 994164, 1242705, 1325552, 1656940, 1988328, 2485410, 3313880, 3976656, 4970820, 6627760, 9941640, 19883280]

約数ペア:

[(1, 19883280), (2, 9941640), (3, 6627760), (4, 4970820), (5, 3976656), (6, 3313880), (8, 2485410), (10, 1988328), (12, 1656940), (15, 1325552), (16, 1242705), (20, 994164), (24, 828470), (30, 662776), (40, 497082), (48, 414235), (60, 331388), (80, 248541), (120, 165694), (240, 82847)]