291845890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{219433}}^1$

素因数の和:219466

約数の個数: 32

約数和(自身を含む): 631969920

約数和(自身を除く): 340124030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 219433, 438866, 1097165, 1536031, 2194330, 3072062, 4169227, 7680155, 8338454, 15360310, 20846135, 29184589, 41692270, 58369178, 145922945, 291845890]

約数ペア:

[(1, 291845890), (2, 145922945), (5, 58369178), (7, 41692270), (10, 29184589), (14, 20846135), (19, 15360310), (35, 8338454), (38, 7680155), (70, 4169227), (95, 3072062), (133, 2194330), (190, 1536031), (266, 1097165), (665, 438866), (1330, 219433)]