28137070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5279}}^1$

素因数の和:5340

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 27746450

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5279, 5330, 10558, 26395, 52790, 68627, 137254, 216439, 343135, 432878, 686270, 1082195, 2164390, 2813707, 5627414, 14068535, 28137070]

約数ペア:

[(1, 28137070), (2, 14068535), (5, 5627414), (10, 2813707), (13, 2164390), (26, 1082195), (41, 686270), (65, 432878), (82, 343135), (130, 216439), (205, 137254), (410, 68627), (533, 52790), (1066, 26395), (2665, 10558), (5279, 5330)]