31007060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{919}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 74807040

約数和(自身を除く): 43799980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 919, 964, 1205, 1687, 1838, 2410, 3374, 3676, 4595, 4820, 6433, 6748, 8435, 9190, 12866, 16870, 18380, 25732, 32165, 33740, 64330, 128660, 221479, 442958, 885916, 1107395, 1550353, 2214790, 3100706, 4429580, 6201412, 7751765, 15503530, 31007060]

約数ペア:

[(1, 31007060), (2, 15503530), (4, 7751765), (5, 6201412), (7, 4429580), (10, 3100706), (14, 2214790), (20, 1550353), (28, 1107395), (35, 885916), (70, 442958), (140, 221479), (241, 128660), (482, 64330), (919, 33740), (964, 32165), (1205, 25732), (1687, 18380), (1838, 16870), (2410, 12866), (3374, 9190), (3676, 8435), (4595, 6748), (4820, 6433)]