40964180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 89114256

約数和(自身を除く): 48150076

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 197, 281, 370, 394, 562, 740, 788, 985, 1124, 1405, 1970, 2810, 3940, 5620, 7289, 10397, 14578, 20794, 29156, 36445, 41588, 51985, 55357, 72890, 103970, 110714, 145780, 207940, 221428, 276785, 553570, 1107140, 2048209, 4096418, 8192836, 10241045, 20482090, 40964180]

約数ペア:

[(1, 40964180), (2, 20482090), (4, 10241045), (5, 8192836), (10, 4096418), (20, 2048209), (37, 1107140), (74, 553570), (148, 276785), (185, 221428), (197, 207940), (281, 145780), (370, 110714), (394, 103970), (562, 72890), (740, 55357), (788, 51985), (985, 41588), (1124, 36445), (1405, 29156), (1970, 20794), (2810, 14578), (3940, 10397), (5620, 7289)]