51920240

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6301}}^1$

素因数の和:6417

約数の個数: 40

約数和(自身を含む): 121905888

約数和(自身を除く): 69985648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 6301, 8240, 12602, 25204, 31505, 50408, 63010, 100816, 126020, 252040, 504080, 649003, 1298006, 2596012, 3245015, 5192024, 6490030, 10384048, 12980060, 25960120, 51920240]

約数ペア:

[(1, 51920240), (2, 25960120), (4, 12980060), (5, 10384048), (8, 6490030), (10, 5192024), (16, 3245015), (20, 2596012), (40, 1298006), (80, 649003), (103, 504080), (206, 252040), (412, 126020), (515, 100816), (824, 63010), (1030, 50408), (1648, 31505), (2060, 25204), (4120, 12602), (6301, 8240)]