492655720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{397303}}^1$

素因数の和:397345

約数の個数: 32

約数和(自身を含む): 1144235520

約数和(自身を除く): 651579800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 397303, 794606, 1589212, 1986515, 3178424, 3973030, 7946060, 12316393, 15892120, 24632786, 49265572, 61581965, 98531144, 123163930, 246327860, 492655720]

約数ペア:

[(1, 492655720), (2, 246327860), (4, 123163930), (5, 98531144), (8, 61581965), (10, 49265572), (20, 24632786), (31, 15892120), (40, 12316393), (62, 7946060), (124, 3973030), (155, 3178424), (248, 1986515), (310, 1589212), (620, 794606), (1240, 397303)]