20544456040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{27032179}}^1$

素因数の和:27032209

約数の個数: 32

約数和(自身を含む): 48657924000

約数和(自身を除く): 28113467960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 27032179, 54064358, 108128716, 135160895, 216257432, 270321790, 513611401, 540643580, 1027222802, 1081287160, 2054445604, 2568057005, 4108891208, 5136114010, 10272228020, 20544456040]

約数ペア:

[(1, 20544456040), (2, 10272228020), (4, 5136114010), (5, 4108891208), (8, 2568057005), (10, 2054445604), (19, 1081287160), (20, 1027222802), (38, 540643580), (40, 513611401), (76, 270321790), (95, 216257432), (152, 135160895), (190, 108128716), (380, 54064358), (760, 27032179)]