180743288540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{2490263}}^1$

素因数の和:2490482

約数の個数: 48

約数和(自身を含む): 401629777920

約数和(自身を除く): 220886489380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 955, 1910, 3629, 3820, 7258, 14516, 18145, 36290, 72580, 2490263, 4980526, 9961052, 12451315, 24902630, 47314997, 49805260, 94629994, 189259988, 236574985, 473149970, 475640233, 946299940, 951280466, 1902560932, 2378201165, 4756402330, 9037164427, 9512804660, 18074328854, 36148657708, 45185822135, 90371644270, 180743288540]

約数ペア:

[(1, 180743288540), (2, 90371644270), (4, 45185822135), (5, 36148657708), (10, 18074328854), (19, 9512804660), (20, 9037164427), (38, 4756402330), (76, 2378201165), (95, 1902560932), (190, 951280466), (191, 946299940), (380, 475640233), (382, 473149970), (764, 236574985), (955, 189259988), (1910, 94629994), (3629, 49805260), (3820, 47314997), (7258, 24902630), (14516, 12451315), (18145, 9961052), (36290, 4980526), (72580, 2490263)]