420510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 32

約数和(自身を含む): 1026432

約数和(自身を除く): 605922

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 107, 131, 214, 262, 321, 393, 535, 642, 655, 786, 1070, 1310, 1605, 1965, 3210, 3930, 14017, 28034, 42051, 70085, 84102, 140170, 210255, 420510]

約数ペア:

[(1, 420510), (2, 210255), (3, 140170), (5, 84102), (6, 70085), (10, 42051), (15, 28034), (30, 14017), (107, 3930), (131, 3210), (214, 1965), (262, 1605), (321, 1310), (393, 1070), (535, 786), (642, 655)]