202050920

素因数分解:

$2^3\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{3343}}^1$

素因数の和:4865

約数の個数: 32

約数和(自身を含む): 455051520

約数和(自身を除く): 253000600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1511, 3022, 3343, 6044, 6686, 7555, 12088, 13372, 15110, 16715, 26744, 30220, 33430, 60440, 66860, 133720, 5051273, 10102546, 20205092, 25256365, 40410184, 50512730, 101025460, 202050920]

約数ペア:

[(1, 202050920), (2, 101025460), (4, 50512730), (5, 40410184), (8, 25256365), (10, 20205092), (20, 10102546), (40, 5051273), (1511, 133720), (3022, 66860), (3343, 60440), (6044, 33430), (6686, 30220), (7555, 26744), (12088, 16715), (13372, 15110)]