51816804940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{136360013}}^1$

素因数の和:136360041

約数の個数: 24

約数和(自身を含む): 114542411760

約数和(自身を除く): 62725606820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 136360013, 272720026, 545440052, 681800065, 1363600130, 2590840247, 2727200260, 5181680494, 10363360988, 12954201235, 25908402470, 51816804940]

約数ペア:

[(1, 51816804940), (2, 25908402470), (4, 12954201235), (5, 10363360988), (10, 5181680494), (19, 2727200260), (20, 2590840247), (38, 1363600130), (76, 681800065), (95, 545440052), (190, 272720026), (380, 136360013)]