42238840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2552

約数の個数: 64

約数和(自身を含む): 110439360

約数和(自身を除く): 68200520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 2473, 3416, 4270, 4946, 8540, 9892, 12365, 17080, 17311, 19784, 24730, 34622, 49460, 69244, 86555, 98920, 138488, 150853, 173110, 301706, 346220, 603412, 692440, 754265, 1055971, 1206824, 1508530, 2111942, 3017060, 4223884, 5279855, 6034120, 8447768, 10559710, 21119420, 42238840]

約数ペア:

[(1, 42238840), (2, 21119420), (4, 10559710), (5, 8447768), (7, 6034120), (8, 5279855), (10, 4223884), (14, 3017060), (20, 2111942), (28, 1508530), (35, 1206824), (40, 1055971), (56, 754265), (61, 692440), (70, 603412), (122, 346220), (140, 301706), (244, 173110), (280, 150853), (305, 138488), (427, 98920), (488, 86555), (610, 69244), (854, 49460), (1220, 34622), (1708, 24730), (2135, 19784), (2440, 17311), (2473, 17080), (3416, 12365), (4270, 9892), (4946, 8540)]