39825940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2351}}^1$

素因数の和:2389

約数の個数: 72

約数和(自身を含む): 105106176

約数和(自身を除く): 65280236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2351, 2420, 3388, 4235, 4702, 8470, 9404, 11755, 16457, 16940, 23510, 25861, 32914, 47020, 51722, 65828, 82285, 103444, 129305, 164570, 181027, 258610, 284471, 329140, 362054, 517220, 568942, 724108, 905135, 1137884, 1422355, 1810270, 1991297, 2844710, 3620540, 3982594, 5689420, 7965188, 9956485, 19912970, 39825940]

約数ペア:

[(1, 39825940), (2, 19912970), (4, 9956485), (5, 7965188), (7, 5689420), (10, 3982594), (11, 3620540), (14, 2844710), (20, 1991297), (22, 1810270), (28, 1422355), (35, 1137884), (44, 905135), (55, 724108), (70, 568942), (77, 517220), (110, 362054), (121, 329140), (140, 284471), (154, 258610), (220, 181027), (242, 164570), (308, 129305), (385, 103444), (484, 82285), (605, 65828), (770, 51722), (847, 47020), (1210, 32914), (1540, 25861), (1694, 23510), (2351, 16940), (2420, 16457), (3388, 11755), (4235, 9404), (4702, 8470)]