66820920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556841}}^1$

素因数の和:556855

約数の個数: 32

約数和(自身を含む): 200463120

約数和(自身を除く): 133642200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556841, 1113682, 1670523, 2227364, 2784205, 3341046, 4454728, 5568410, 6682092, 8352615, 11136820, 13364184, 16705230, 22273640, 33410460, 66820920]

約数ペア:

[(1, 66820920), (2, 33410460), (3, 22273640), (4, 16705230), (5, 13364184), (6, 11136820), (8, 8352615), (10, 6682092), (12, 5568410), (15, 4454728), (20, 3341046), (24, 2784205), (30, 2227364), (40, 1670523), (60, 1113682), (120, 556841)]