12538520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18439}}^1$

素因数の和:18467

約数の個数: 32

約数和(自身を含む): 29872800

約数和(自身を除く): 17334280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 18439, 36878, 73756, 92195, 147512, 184390, 313463, 368780, 626926, 737560, 1253852, 1567315, 2507704, 3134630, 6269260, 12538520]

約数ペア:

[(1, 12538520), (2, 6269260), (4, 3134630), (5, 2507704), (8, 1567315), (10, 1253852), (17, 737560), (20, 626926), (34, 368780), (40, 313463), (68, 184390), (85, 147512), (136, 92195), (170, 73756), (340, 36878), (680, 18439)]