470920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 1082520

約数和(自身を除く): 611600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 193, 244, 305, 386, 488, 610, 772, 965, 1220, 1544, 1930, 2440, 3860, 7720, 11773, 23546, 47092, 58865, 94184, 117730, 235460, 470920]

約数ペア:

[(1, 470920), (2, 235460), (4, 117730), (5, 94184), (8, 58865), (10, 47092), (20, 23546), (40, 11773), (61, 7720), (122, 3860), (193, 2440), (244, 1930), (305, 1544), (386, 1220), (488, 965), (610, 772)]