15678054920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{39113}}^1$

素因数の和:40046

約数の個数: 64

約数和(自身を含む): 38525725440

約数和(自身を除く): 22847670520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 911, 1822, 3644, 4555, 7288, 9110, 10021, 18220, 20042, 36440, 39113, 40084, 50105, 78226, 80168, 100210, 156452, 195565, 200420, 312904, 391130, 400840, 430243, 782260, 860486, 1564520, 1720972, 2151215, 3441944, 4302430, 8604860, 17209720, 35631943, 71263886, 142527772, 178159715, 285055544, 356319430, 391951373, 712638860, 783902746, 1425277720, 1567805492, 1959756865, 3135610984, 3919513730, 7839027460, 15678054920]

約数ペア:

[(1, 15678054920), (2, 7839027460), (4, 3919513730), (5, 3135610984), (8, 1959756865), (10, 1567805492), (11, 1425277720), (20, 783902746), (22, 712638860), (40, 391951373), (44, 356319430), (55, 285055544), (88, 178159715), (110, 142527772), (220, 71263886), (440, 35631943), (911, 17209720), (1822, 8604860), (3644, 4302430), (4555, 3441944), (7288, 2151215), (9110, 1720972), (10021, 1564520), (18220, 860486), (20042, 782260), (36440, 430243), (39113, 400840), (40084, 391130), (50105, 312904), (78226, 200420), (80168, 195565), (100210, 156452)]