17939289970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1\times {\mathrm{6571}}^1$

素因数の和:7535

約数の個数: 64

約数和(自身を含む): 37809294336

約数和(自身を除く): 19870004366

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 301, 430, 602, 907, 1505, 1814, 3010, 4535, 6349, 6571, 9070, 12698, 13142, 31745, 32855, 39001, 45997, 63490, 65710, 78002, 91994, 195005, 229985, 273007, 282553, 390010, 459970, 546014, 565106, 1365035, 1412765, 1977871, 2730070, 2825530, 3955742, 5959897, 9889355, 11919794, 19778710, 29799485, 41719279, 59598970, 83438558, 208596395, 256275571, 417192790, 512551142, 1281377855, 1793928997, 2562755710, 3587857994, 8969644985, 17939289970]

約数ペア:

[(1, 17939289970), (2, 8969644985), (5, 3587857994), (7, 2562755710), (10, 1793928997), (14, 1281377855), (35, 512551142), (43, 417192790), (70, 256275571), (86, 208596395), (215, 83438558), (301, 59598970), (430, 41719279), (602, 29799485), (907, 19778710), (1505, 11919794), (1814, 9889355), (3010, 5959897), (4535, 3955742), (6349, 2825530), (6571, 2730070), (9070, 1977871), (12698, 1412765), (13142, 1365035), (31745, 565106), (32855, 546014), (39001, 459970), (45997, 390010), (63490, 282553), (65710, 273007), (78002, 229985), (91994, 195005)]