8035480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 64

約数和(自身を含む): 19404000

約数和(自身を除く): 11368520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 109, 152, 190, 194, 218, 380, 388, 436, 485, 545, 760, 776, 872, 970, 1090, 1843, 1940, 2071, 2180, 3686, 3880, 4142, 4360, 7372, 8284, 9215, 10355, 10573, 14744, 16568, 18430, 20710, 21146, 36860, 41420, 42292, 52865, 73720, 82840, 84584, 105730, 200887, 211460, 401774, 422920, 803548, 1004435, 1607096, 2008870, 4017740, 8035480]

約数ペア:

[(1, 8035480), (2, 4017740), (4, 2008870), (5, 1607096), (8, 1004435), (10, 803548), (19, 422920), (20, 401774), (38, 211460), (40, 200887), (76, 105730), (95, 84584), (97, 82840), (109, 73720), (152, 52865), (190, 42292), (194, 41420), (218, 36860), (380, 21146), (388, 20710), (436, 18430), (485, 16568), (545, 14744), (760, 10573), (776, 10355), (872, 9215), (970, 8284), (1090, 7372), (1843, 4360), (1940, 4142), (2071, 3880), (2180, 3686)]