13138980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9521}}^1$

素因数の和:9556

約数の個数: 48

約数和(自身を含む): 38392704

約数和(自身を除く): 25253724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 9521, 19042, 28563, 38084, 47605, 57126, 95210, 114252, 142815, 190420, 218983, 285630, 437966, 571260, 656949, 875932, 1094915, 1313898, 2189830, 2627796, 3284745, 4379660, 6569490, 13138980]

約数ペア:

[(1, 13138980), (2, 6569490), (3, 4379660), (4, 3284745), (5, 2627796), (6, 2189830), (10, 1313898), (12, 1094915), (15, 875932), (20, 656949), (23, 571260), (30, 437966), (46, 285630), (60, 218983), (69, 190420), (92, 142815), (115, 114252), (138, 95210), (230, 57126), (276, 47605), (345, 38084), (460, 28563), (690, 19042), (1380, 9521)]