20173929840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28019347}}^1$

素因数の和:28019366

約数の個数: 60

約数和(自身を含む): 67750783464

約数和(自身を除く): 47576853624

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, 28019347, 56038694, 84058041, 112077388, 140096735, 168116082, 224154776, 252174123, 280193470, 336232164, 420290205, 448309552, 504348246, 560386940, 672464328, 840580410, 1008696492, 1120773880, 1260870615, 1344928656, 1681160820, 2017392984, 2241547760, 2521741230, 3362321640, 4034785968, 5043482460, 6724643280, 10086964920, 20173929840]

約数ペア:

[(1, 20173929840), (2, 10086964920), (3, 6724643280), (4, 5043482460), (5, 4034785968), (6, 3362321640), (8, 2521741230), (9, 2241547760), (10, 2017392984), (12, 1681160820), (15, 1344928656), (16, 1260870615), (18, 1120773880), (20, 1008696492), (24, 840580410), (30, 672464328), (36, 560386940), (40, 504348246), (45, 448309552), (48, 420290205), (60, 336232164), (72, 280193470), (80, 252174123), (90, 224154776), (120, 168116082), (144, 140096735), (180, 112077388), (240, 84058041), (360, 56038694), (720, 28019347)]