428460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 1238496

約数和(自身を除く): 810036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 193, 222, 370, 386, 444, 555, 579, 740, 772, 965, 1110, 1158, 1930, 2220, 2316, 2895, 3860, 5790, 7141, 11580, 14282, 21423, 28564, 35705, 42846, 71410, 85692, 107115, 142820, 214230, 428460]

約数ペア:

[(1, 428460), (2, 214230), (3, 142820), (4, 107115), (5, 85692), (6, 71410), (10, 42846), (12, 35705), (15, 28564), (20, 21423), (30, 14282), (37, 11580), (60, 7141), (74, 5790), (111, 3860), (148, 2895), (185, 2316), (193, 2220), (222, 1930), (370, 1158), (386, 1110), (444, 965), (555, 772), (579, 740)]