20062922780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{79697}}^1$

素因数の和:80054

約数の個数: 48

約数和(自身を含む): 43300879776

約数和(自身を除く): 23237956996

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 307, 410, 614, 820, 1228, 1535, 3070, 6140, 12587, 25174, 50348, 62935, 79697, 125870, 159394, 251740, 318788, 398485, 796970, 1593940, 3267577, 6535154, 13070308, 16337885, 24466979, 32675770, 48933958, 65351540, 97867916, 122334895, 244669790, 489339580, 1003146139, 2006292278, 4012584556, 5015730695, 10031461390, 20062922780]

約数ペア:

[(1, 20062922780), (2, 10031461390), (4, 5015730695), (5, 4012584556), (10, 2006292278), (20, 1003146139), (41, 489339580), (82, 244669790), (164, 122334895), (205, 97867916), (307, 65351540), (410, 48933958), (614, 32675770), (820, 24466979), (1228, 16337885), (1535, 13070308), (3070, 6535154), (6140, 3267577), (12587, 1593940), (25174, 796970), (50348, 398485), (62935, 318788), (79697, 251740), (125870, 159394)]