20790210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14143}}^1$

素因数の和:14167

約数の個数: 48

約数和(自身を含む): 58046976

約数和(自身を除く): 37256766

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14143, 28286, 42429, 70715, 84858, 99001, 141430, 198002, 212145, 297003, 424290, 495005, 594006, 693007, 990010, 1386014, 1485015, 2079021, 2970030, 3465035, 4158042, 6930070, 10395105, 20790210]

約数ペア:

[(1, 20790210), (2, 10395105), (3, 6930070), (5, 4158042), (6, 3465035), (7, 2970030), (10, 2079021), (14, 1485015), (15, 1386014), (21, 990010), (30, 693007), (35, 594006), (42, 495005), (49, 424290), (70, 297003), (98, 212145), (105, 198002), (147, 141430), (210, 99001), (245, 84858), (294, 70715), (490, 42429), (735, 28286), (1470, 14143)]