13289860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 29465856

約数和(自身を除く): 16175996

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 167, 173, 230, 334, 346, 460, 668, 692, 835, 865, 1670, 1730, 3340, 3460, 3841, 3979, 7682, 7958, 15364, 15916, 19205, 19895, 28891, 38410, 39790, 57782, 76820, 79580, 115564, 144455, 288910, 577820, 664493, 1328986, 2657972, 3322465, 6644930, 13289860]

約数ペア:

[(1, 13289860), (2, 6644930), (4, 3322465), (5, 2657972), (10, 1328986), (20, 664493), (23, 577820), (46, 288910), (92, 144455), (115, 115564), (167, 79580), (173, 76820), (230, 57782), (334, 39790), (346, 38410), (460, 28891), (668, 19895), (692, 19205), (835, 15916), (865, 15364), (1670, 7958), (1730, 7682), (3340, 3979), (3460, 3841)]