29527480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 69439680

約数和(自身を除く): 39912200

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 71, 74, 142, 148, 185, 281, 284, 296, 355, 370, 562, 568, 710, 740, 1124, 1405, 1420, 1480, 2248, 2627, 2810, 2840, 5254, 5620, 10397, 10508, 11240, 13135, 19951, 20794, 21016, 26270, 39902, 41588, 51985, 52540, 79804, 83176, 99755, 103970, 105080, 159608, 199510, 207940, 399020, 415880, 738187, 798040, 1476374, 2952748, 3690935, 5905496, 7381870, 14763740, 29527480]

約数ペア:

[(1, 29527480), (2, 14763740), (4, 7381870), (5, 5905496), (8, 3690935), (10, 2952748), (20, 1476374), (37, 798040), (40, 738187), (71, 415880), (74, 399020), (142, 207940), (148, 199510), (185, 159608), (281, 105080), (284, 103970), (296, 99755), (355, 83176), (370, 79804), (562, 52540), (568, 51985), (710, 41588), (740, 39902), (1124, 26270), (1405, 21016), (1420, 20794), (1480, 19951), (2248, 13135), (2627, 11240), (2810, 10508), (2840, 10397), (5254, 5620)]