438817160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{30389}}^1$

素因数の和:30438

約数の個数: 48

約数和(自身を含む): 1042073100

約数和(自身を除く): 603255940

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 30389, 60778, 121556, 151945, 243112, 303890, 577391, 607780, 1154782, 1215560, 2309564, 2886955, 4619128, 5773910, 10970429, 11547820, 21940858, 23095640, 43881716, 54852145, 87763432, 109704290, 219408580, 438817160]

約数ペア:

[(1, 438817160), (2, 219408580), (4, 109704290), (5, 87763432), (8, 54852145), (10, 43881716), (19, 23095640), (20, 21940858), (38, 11547820), (40, 10970429), (76, 5773910), (95, 4619128), (152, 2886955), (190, 2309564), (361, 1215560), (380, 1154782), (722, 607780), (760, 577391), (1444, 303890), (1805, 243112), (2888, 151945), (3610, 121556), (7220, 60778), (14440, 30389)]