12256120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5023}}^1$

素因数の和:5095

約数の個数: 32

約数和(自身を含む): 28033920

約数和(自身を除く): 15777800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 5023, 10046, 20092, 25115, 40184, 50230, 100460, 200920, 306403, 612806, 1225612, 1532015, 2451224, 3064030, 6128060, 12256120]

約数ペア:

[(1, 12256120), (2, 6128060), (4, 3064030), (5, 2451224), (8, 1532015), (10, 1225612), (20, 612806), (40, 306403), (61, 200920), (122, 100460), (244, 50230), (305, 40184), (488, 25115), (610, 20092), (1220, 10046), (2440, 5023)]