107990540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1571}}^1$

素因数の和:2078

約数の個数: 48

約数和(自身を含む): 259870464

約数和(自身を除く): 151879924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1571, 1964, 2455, 3142, 3437, 4910, 6284, 6874, 7855, 9820, 10997, 13748, 15710, 17185, 21994, 31420, 34370, 43988, 54985, 68740, 109970, 219940, 771361, 1542722, 3085444, 3856805, 5399527, 7713610, 10799054, 15427220, 21598108, 26997635, 53995270, 107990540]

約数ペア:

[(1, 107990540), (2, 53995270), (4, 26997635), (5, 21598108), (7, 15427220), (10, 10799054), (14, 7713610), (20, 5399527), (28, 3856805), (35, 3085444), (70, 1542722), (140, 771361), (491, 219940), (982, 109970), (1571, 68740), (1964, 54985), (2455, 43988), (3142, 34370), (3437, 31420), (4910, 21994), (6284, 17185), (6874, 15710), (7855, 13748), (9820, 10997)]