27909220

素因数分解:

$2^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2137}}^1$

素因数の和:2799

約数の個数: 24

約数和(自身を含む): 58726584

約数和(自身を除く): 30817364

約数列:

[1, 2, 4, 5, 10, 20, 653, 1306, 2137, 2612, 3265, 4274, 6530, 8548, 10685, 13060, 21370, 42740, 1395461, 2790922, 5581844, 6977305, 13954610, 27909220]

約数ペア:

[(1, 27909220), (2, 13954610), (4, 6977305), (5, 5581844), (10, 2790922), (20, 1395461), (653, 42740), (1306, 21370), (2137, 13060), (2612, 10685), (3265, 8548), (4274, 6530)]