4425180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 12507264

約数和(自身を除く): 8082084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 563, 655, 786, 1126, 1310, 1572, 1689, 1965, 2252, 2620, 2815, 3378, 3930, 5630, 6756, 7860, 8445, 11260, 16890, 33780, 73753, 147506, 221259, 295012, 368765, 442518, 737530, 885036, 1106295, 1475060, 2212590, 4425180]

約数ペア:

[(1, 4425180), (2, 2212590), (3, 1475060), (4, 1106295), (5, 885036), (6, 737530), (10, 442518), (12, 368765), (15, 295012), (20, 221259), (30, 147506), (60, 73753), (131, 33780), (262, 16890), (393, 11260), (524, 8445), (563, 7860), (655, 6756), (786, 5630), (1126, 3930), (1310, 3378), (1572, 2815), (1689, 2620), (1965, 2252)]