210835780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{2003}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 467974080

約数和(自身を除く): 257138300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 277, 380, 554, 1108, 1385, 2003, 2770, 4006, 5263, 5540, 8012, 10015, 10526, 20030, 21052, 26315, 38057, 40060, 52630, 76114, 105260, 152228, 190285, 380570, 554831, 761140, 1109662, 2219324, 2774155, 5548310, 10541789, 11096620, 21083578, 42167156, 52708945, 105417890, 210835780]

約数ペア:

[(1, 210835780), (2, 105417890), (4, 52708945), (5, 42167156), (10, 21083578), (19, 11096620), (20, 10541789), (38, 5548310), (76, 2774155), (95, 2219324), (190, 1109662), (277, 761140), (380, 554831), (554, 380570), (1108, 190285), (1385, 152228), (2003, 105260), (2770, 76114), (4006, 52630), (5263, 40060), (5540, 38057), (8012, 26315), (10015, 21052), (10526, 20030)]