11948440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 31046400

約数和(自身を除く): 19097960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 307, 556, 614, 695, 973, 1112, 1228, 1390, 1535, 1946, 2149, 2456, 2780, 3070, 3892, 4298, 4865, 5560, 6140, 7784, 8596, 9730, 10745, 12280, 17192, 19460, 21490, 38920, 42673, 42980, 85346, 85960, 170692, 213365, 298711, 341384, 426730, 597422, 853460, 1194844, 1493555, 1706920, 2389688, 2987110, 5974220, 11948440]

約数ペア:

[(1, 11948440), (2, 5974220), (4, 2987110), (5, 2389688), (7, 1706920), (8, 1493555), (10, 1194844), (14, 853460), (20, 597422), (28, 426730), (35, 341384), (40, 298711), (56, 213365), (70, 170692), (139, 85960), (140, 85346), (278, 42980), (280, 42673), (307, 38920), (556, 21490), (614, 19460), (695, 17192), (973, 12280), (1112, 10745), (1228, 9730), (1390, 8596), (1535, 7784), (1946, 6140), (2149, 5560), (2456, 4865), (2780, 4298), (3070, 3892)]