19895416920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55265047}}^1$

素因数の和:55265064

約数の個数: 48

約数和(自身を含む): 64660106160

約数和(自身を除く): 44764689240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55265047, 110530094, 165795141, 221060188, 276325235, 331590282, 442120376, 497385423, 552650470, 663180564, 828975705, 994770846, 1105300940, 1326361128, 1657951410, 1989541692, 2210601880, 2486927115, 3315902820, 3979083384, 4973854230, 6631805640, 9947708460, 19895416920]

約数ペア:

[(1, 19895416920), (2, 9947708460), (3, 6631805640), (4, 4973854230), (5, 3979083384), (6, 3315902820), (8, 2486927115), (9, 2210601880), (10, 1989541692), (12, 1657951410), (15, 1326361128), (18, 1105300940), (20, 994770846), (24, 828975705), (30, 663180564), (36, 552650470), (40, 497385423), (45, 442120376), (60, 331590282), (72, 276325235), (90, 221060188), (120, 165795141), (180, 110530094), (360, 55265047)]