9474140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2803}}^1$

素因数の和:2838

約数の個数: 36

約数和(自身を含む): 21551544

約数和(自身を除く): 12077404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 2803, 3380, 5606, 11212, 14015, 28030, 36439, 56060, 72878, 145756, 182195, 364390, 473707, 728780, 947414, 1894828, 2368535, 4737070, 9474140]

約数ペア:

[(1, 9474140), (2, 4737070), (4, 2368535), (5, 1894828), (10, 947414), (13, 728780), (20, 473707), (26, 364390), (52, 182195), (65, 145756), (130, 72878), (169, 56060), (260, 36439), (338, 28030), (676, 14015), (845, 11212), (1690, 5606), (2803, 3380)]