528052180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{2657}}^1$

素因数の和:3208

約数の個数: 48

約数和(自身を含む): 1169945280

約数和(自身を除く): 641893100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 523, 1046, 2092, 2615, 2657, 5230, 5314, 9937, 10460, 10628, 13285, 19874, 26570, 39748, 49685, 50483, 53140, 99370, 100966, 198740, 201932, 252415, 504830, 1009660, 1389611, 2779222, 5558444, 6948055, 13896110, 26402609, 27792220, 52805218, 105610436, 132013045, 264026090, 528052180]

約数ペア:

[(1, 528052180), (2, 264026090), (4, 132013045), (5, 105610436), (10, 52805218), (19, 27792220), (20, 26402609), (38, 13896110), (76, 6948055), (95, 5558444), (190, 2779222), (380, 1389611), (523, 1009660), (1046, 504830), (2092, 252415), (2615, 201932), (2657, 198740), (5230, 100966), (5314, 99370), (9937, 53140), (10460, 50483), (10628, 49685), (13285, 39748), (19874, 26570)]