13184540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 28685664

約数和(自身を除く): 15501124

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 107, 122, 202, 214, 244, 305, 404, 428, 505, 535, 610, 1010, 1070, 1220, 2020, 2140, 6161, 6527, 10807, 12322, 13054, 21614, 24644, 26108, 30805, 32635, 43228, 54035, 61610, 65270, 108070, 123220, 130540, 216140, 659227, 1318454, 2636908, 3296135, 6592270, 13184540]

約数ペア:

[(1, 13184540), (2, 6592270), (4, 3296135), (5, 2636908), (10, 1318454), (20, 659227), (61, 216140), (101, 130540), (107, 123220), (122, 108070), (202, 65270), (214, 61610), (244, 54035), (305, 43228), (404, 32635), (428, 30805), (505, 26108), (535, 24644), (610, 21614), (1010, 13054), (1070, 12322), (1220, 10807), (2020, 6527), (2140, 6161)]