47954140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1019}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 109156320

約数和(自身を除く): 61202180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1019, 1810, 2038, 2353, 3620, 4076, 4706, 5095, 9412, 10190, 11765, 13247, 20380, 23530, 26494, 47060, 52988, 66235, 132470, 184439, 264940, 368878, 737756, 922195, 1844390, 2397707, 3688780, 4795414, 9590828, 11988535, 23977070, 47954140]

約数ペア:

[(1, 47954140), (2, 23977070), (4, 11988535), (5, 9590828), (10, 4795414), (13, 3688780), (20, 2397707), (26, 1844390), (52, 922195), (65, 737756), (130, 368878), (181, 264940), (260, 184439), (362, 132470), (724, 66235), (905, 52988), (1019, 47060), (1810, 26494), (2038, 23530), (2353, 20380), (3620, 13247), (4076, 11765), (4706, 10190), (5095, 9412)]