858012340

素因数分解:

$2^2\times 5^1\times {\mathrm{5653}}^1\times {\mathrm{7589}}^1$

素因数の和:13251

約数の個数: 24

約数和(自身を含む): 1802382120

約数和(自身を除く): 944369780

約数列:

[1, 2, 4, 5, 10, 20, 5653, 7589, 11306, 15178, 22612, 28265, 30356, 37945, 56530, 75890, 113060, 151780, 42900617, 85801234, 171602468, 214503085, 429006170, 858012340]

約数ペア:

[(1, 858012340), (2, 429006170), (4, 214503085), (5, 171602468), (10, 85801234), (20, 42900617), (5653, 151780), (7589, 113060), (11306, 75890), (15178, 56530), (22612, 37945), (28265, 30356)]