677013820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{17977}}^1$

素因数の和:18262

約数の個数: 48

約数和(自身を含む): 1630964160

約数和(自身を除く): 953950340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3766, 5380, 7532, 9415, 17977, 18830, 35954, 37660, 71908, 89885, 125839, 179770, 251678, 359540, 503356, 629195, 1258390, 2516780, 4835813, 9671626, 19343252, 24179065, 33850691, 48358130, 67701382, 96716260, 135402764, 169253455, 338506910, 677013820]

約数ペア:

[(1, 677013820), (2, 338506910), (4, 169253455), (5, 135402764), (7, 96716260), (10, 67701382), (14, 48358130), (20, 33850691), (28, 24179065), (35, 19343252), (70, 9671626), (140, 4835813), (269, 2516780), (538, 1258390), (1076, 629195), (1345, 503356), (1883, 359540), (2690, 251678), (3766, 179770), (5380, 125839), (7532, 89885), (9415, 71908), (17977, 37660), (18830, 35954)]