31708030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 60264000

約数和(自身を除く): 28555970

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 1549, 2047, 3098, 4094, 7745, 10235, 15490, 20470, 35627, 71254, 137861, 178135, 275722, 356270, 689305, 1378610, 3170803, 6341606, 15854015, 31708030]

約数ペア:

[(1, 31708030), (2, 15854015), (5, 6341606), (10, 3170803), (23, 1378610), (46, 689305), (89, 356270), (115, 275722), (178, 178135), (230, 137861), (445, 71254), (890, 35627), (1549, 20470), (2047, 15490), (3098, 10235), (4094, 7745)]