7901872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 18748800

約数和(自身を除く): 10846928

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 139, 152, 176, 187, 209, 272, 278, 304, 323, 374, 418, 556, 646, 748, 836, 1112, 1292, 1496, 1529, 1672, 2224, 2363, 2584, 2641, 2992, 3058, 3344, 3553, 4726, 5168, 5282, 6116, 7106, 9452, 10564, 12232, 14212, 18904, 21128, 24464, 25993, 28424, 29051, 37808, 42256, 44897, 51986, 56848, 58102, 89794, 103972, 116204, 179588, 207944, 232408, 359176, 415888, 464816, 493867, 718352, 987734, 1975468, 3950936, 7901872]

約数ペア:

[(1, 7901872), (2, 3950936), (4, 1975468), (8, 987734), (11, 718352), (16, 493867), (17, 464816), (19, 415888), (22, 359176), (34, 232408), (38, 207944), (44, 179588), (68, 116204), (76, 103972), (88, 89794), (136, 58102), (139, 56848), (152, 51986), (176, 44897), (187, 42256), (209, 37808), (272, 29051), (278, 28424), (304, 25993), (323, 24464), (374, 21128), (418, 18904), (556, 14212), (646, 12232), (748, 10564), (836, 9452), (1112, 7106), (1292, 6116), (1496, 5282), (1529, 5168), (1672, 4726), (2224, 3553), (2363, 3344), (2584, 3058), (2641, 2992)]