156922940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{71983}}^1$

素因数の和:72101

約数の個数: 24

約数和(自身を含む): 332566080

約数和(自身を除く): 175643140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 71983, 143966, 287932, 359915, 719830, 1439660, 7846147, 15692294, 31384588, 39230735, 78461470, 156922940]

約数ペア:

[(1, 156922940), (2, 78461470), (4, 39230735), (5, 31384588), (10, 15692294), (20, 7846147), (109, 1439660), (218, 719830), (436, 359915), (545, 287932), (1090, 143966), (2180, 71983)]