1739248840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{19973}}^1$

素因数の和:20302

約数の個数: 64

約数和(自身を含む): 4486959360

約数和(自身を除く): 2747710520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 311, 622, 1244, 1555, 2177, 2488, 3110, 4354, 6220, 8708, 10885, 12440, 17416, 19973, 21770, 39946, 43540, 79892, 87080, 99865, 139811, 159784, 199730, 279622, 399460, 559244, 699055, 798920, 1118488, 1398110, 2796220, 5592440, 6211603, 12423206, 24846412, 31058015, 43481221, 49692824, 62116030, 86962442, 124232060, 173924884, 217406105, 248464120, 347849768, 434812210, 869624420, 1739248840]

約数ペア:

[(1, 1739248840), (2, 869624420), (4, 434812210), (5, 347849768), (7, 248464120), (8, 217406105), (10, 173924884), (14, 124232060), (20, 86962442), (28, 62116030), (35, 49692824), (40, 43481221), (56, 31058015), (70, 24846412), (140, 12423206), (280, 6211603), (311, 5592440), (622, 2796220), (1244, 1398110), (1555, 1118488), (2177, 798920), (2488, 699055), (3110, 559244), (4354, 399460), (6220, 279622), (8708, 199730), (10885, 159784), (12440, 139811), (17416, 99865), (19973, 87080), (21770, 79892), (39946, 43540)]