2049088520

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{2269}}^1$

素因数の和:2598

約数の個数: 64

約数和(自身を含む): 4677652800

約数和(自身を除く): 2628564280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 211, 214, 422, 428, 535, 844, 856, 1055, 1070, 1688, 2110, 2140, 2269, 4220, 4280, 4538, 8440, 9076, 11345, 18152, 22577, 22690, 45154, 45380, 90308, 90760, 112885, 180616, 225770, 242783, 451540, 478759, 485566, 903080, 957518, 971132, 1213915, 1915036, 1942264, 2393795, 2427830, 3830072, 4787590, 4855660, 9575180, 9711320, 19150360, 51227213, 102454426, 204908852, 256136065, 409817704, 512272130, 1024544260, 2049088520]

約数ペア:

[(1, 2049088520), (2, 1024544260), (4, 512272130), (5, 409817704), (8, 256136065), (10, 204908852), (20, 102454426), (40, 51227213), (107, 19150360), (211, 9711320), (214, 9575180), (422, 4855660), (428, 4787590), (535, 3830072), (844, 2427830), (856, 2393795), (1055, 1942264), (1070, 1915036), (1688, 1213915), (2110, 971132), (2140, 957518), (2269, 903080), (4220, 485566), (4280, 478759), (4538, 451540), (8440, 242783), (9076, 225770), (11345, 180616), (18152, 112885), (22577, 90760), (22690, 90308), (45154, 45380)]