19255460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1$

素因数の和:1836

約数の個数: 48

約数和(自身を含む): 46824960

約数和(自身を除く): 27569500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 1741, 2212, 2765, 3482, 5530, 6964, 8705, 11060, 12187, 17410, 24374, 34820, 48748, 60935, 121870, 137539, 243740, 275078, 550156, 687695, 962773, 1375390, 1925546, 2750780, 3851092, 4813865, 9627730, 19255460]

約数ペア:

[(1, 19255460), (2, 9627730), (4, 4813865), (5, 3851092), (7, 2750780), (10, 1925546), (14, 1375390), (20, 962773), (28, 687695), (35, 550156), (70, 275078), (79, 243740), (140, 137539), (158, 121870), (316, 60935), (395, 48748), (553, 34820), (790, 24374), (1106, 17410), (1580, 12187), (1741, 11060), (2212, 8705), (2765, 6964), (3482, 5530)]