1946248840

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1123}}^1\times {\mathrm{1171}}^1$

素因数の和:2342

約数の個数: 64

約数和(自身を含む): 4505261760

約数和(自身を除く): 2559012920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1123, 1171, 1480, 2246, 2342, 4492, 4684, 5615, 5855, 8984, 9368, 11230, 11710, 22460, 23420, 41551, 43327, 44920, 46840, 83102, 86654, 166204, 173308, 207755, 216635, 332408, 346616, 415510, 433270, 831020, 866540, 1315033, 1662040, 1733080, 2630066, 5260132, 6575165, 10520264, 13150330, 26300660, 48656221, 52601320, 97312442, 194624884, 243281105, 389249768, 486562210, 973124420, 1946248840]

約数ペア:

[(1, 1946248840), (2, 973124420), (4, 486562210), (5, 389249768), (8, 243281105), (10, 194624884), (20, 97312442), (37, 52601320), (40, 48656221), (74, 26300660), (148, 13150330), (185, 10520264), (296, 6575165), (370, 5260132), (740, 2630066), (1123, 1733080), (1171, 1662040), (1480, 1315033), (2246, 866540), (2342, 831020), (4492, 433270), (4684, 415510), (5615, 346616), (5855, 332408), (8984, 216635), (9368, 207755), (11230, 173308), (11710, 166204), (22460, 86654), (23420, 83102), (41551, 46840), (43327, 44920)]