6420860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 14478240

約数和(自身を除く): 8057380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 277, 305, 380, 554, 610, 1108, 1159, 1220, 1385, 2318, 2770, 4636, 5263, 5540, 5795, 10526, 11590, 16897, 21052, 23180, 26315, 33794, 52630, 67588, 84485, 105260, 168970, 321043, 337940, 642086, 1284172, 1605215, 3210430, 6420860]

約数ペア:

[(1, 6420860), (2, 3210430), (4, 1605215), (5, 1284172), (10, 642086), (19, 337940), (20, 321043), (38, 168970), (61, 105260), (76, 84485), (95, 67588), (122, 52630), (190, 33794), (244, 26315), (277, 23180), (305, 21052), (380, 16897), (554, 11590), (610, 10526), (1108, 5795), (1159, 5540), (1220, 5263), (1385, 4636), (2318, 2770)]