140840210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{3463}}^1$

素因数の和:3567

約数の個数: 48

約数和(自身を含む): 298541376

約数和(自身を除く): 157701166

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 166, 245, 415, 490, 581, 830, 1162, 2905, 3463, 4067, 5810, 6926, 8134, 17315, 20335, 24241, 34630, 40670, 48482, 121205, 169687, 242410, 287429, 339374, 574858, 848435, 1437145, 1696870, 2012003, 2874290, 4024006, 10060015, 14084021, 20120030, 28168042, 70420105, 140840210]

約数ペア:

[(1, 140840210), (2, 70420105), (5, 28168042), (7, 20120030), (10, 14084021), (14, 10060015), (35, 4024006), (49, 2874290), (70, 2012003), (83, 1696870), (98, 1437145), (166, 848435), (245, 574858), (415, 339374), (490, 287429), (581, 242410), (830, 169687), (1162, 121205), (2905, 48482), (3463, 40670), (4067, 34630), (5810, 24241), (6926, 20335), (8134, 17315)]