11511260

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 25401600

約数和(自身を除く): 13890340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 223, 290, 356, 445, 446, 580, 890, 892, 1115, 1780, 2230, 2581, 4460, 5162, 6467, 10324, 12905, 12934, 19847, 25810, 25868, 32335, 39694, 51620, 64670, 79388, 99235, 129340, 198470, 396940, 575563, 1151126, 2302252, 2877815, 5755630, 11511260]

約数ペア:

[(1, 11511260), (2, 5755630), (4, 2877815), (5, 2302252), (10, 1151126), (20, 575563), (29, 396940), (58, 198470), (89, 129340), (116, 99235), (145, 79388), (178, 64670), (223, 51620), (290, 39694), (356, 32335), (445, 25868), (446, 25810), (580, 19847), (890, 12934), (892, 12905), (1115, 10324), (1780, 6467), (2230, 5162), (2581, 4460)]