2018959920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2804111}}^1$

素因数の和:2804130

約数の個数: 60

約数和(自身を含む): 6780342816

約数和(自身を除く): 4761382896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2804111, 5608222, 8412333, 11216444, 14020555, 16824666, 22432888, 25236999, 28041110, 33649332, 42061665, 44865776, 50473998, 56082220, 67298664, 84123330, 100947996, 112164440, 126184995, 134597328, 168246660, 201895992, 224328880, 252369990, 336493320, 403791984, 504739980, 672986640, 1009479960, 2018959920]

約数ペア:

[(1, 2018959920), (2, 1009479960), (3, 672986640), (4, 504739980), (5, 403791984), (6, 336493320), (8, 252369990), (9, 224328880), (10, 201895992), (12, 168246660), (15, 134597328), (16, 126184995), (18, 112164440), (20, 100947996), (24, 84123330), (30, 67298664), (36, 56082220), (40, 50473998), (45, 44865776), (48, 42061665), (60, 33649332), (72, 28041110), (80, 25236999), (90, 22432888), (120, 16824666), (144, 14020555), (180, 11216444), (240, 8412333), (360, 5608222), (720, 2804111)]