47578780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 103430880

約数和(自身を除く): 55852100

約数列:

[1, 2, 4, 5, 10, 20, 59, 61, 118, 122, 236, 244, 295, 305, 590, 610, 661, 1180, 1220, 1322, 2644, 3305, 3599, 6610, 7198, 13220, 14396, 17995, 35990, 38999, 40321, 71980, 77998, 80642, 155996, 161284, 194995, 201605, 389990, 403210, 779980, 806420, 2378939, 4757878, 9515756, 11894695, 23789390, 47578780]

約数ペア:

[(1, 47578780), (2, 23789390), (4, 11894695), (5, 9515756), (10, 4757878), (20, 2378939), (59, 806420), (61, 779980), (118, 403210), (122, 389990), (236, 201605), (244, 194995), (295, 161284), (305, 155996), (590, 80642), (610, 77998), (661, 71980), (1180, 40321), (1220, 38999), (1322, 35990), (2644, 17995), (3305, 14396), (3599, 13220), (6610, 7198)]