214188440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{314983}}^1$

素因数の和:315011

約数の個数: 32

約数和(自身を含む): 510274080

約数和(自身を除く): 296085640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 314983, 629966, 1259932, 1574915, 2519864, 3149830, 5354711, 6299660, 10709422, 12599320, 21418844, 26773555, 42837688, 53547110, 107094220, 214188440]

約数ペア:

[(1, 214188440), (2, 107094220), (4, 53547110), (5, 42837688), (8, 26773555), (10, 21418844), (17, 12599320), (20, 10709422), (34, 6299660), (40, 5354711), (68, 3149830), (85, 2519864), (136, 1574915), (170, 1259932), (340, 629966), (680, 314983)]