718702930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{991}}^1$

素因数の和:1375

約数の個数: 64

約数和(自身を含む): 1491333120

約数和(自身を除く): 772630190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 347, 418, 694, 991, 1045, 1735, 1982, 2090, 3470, 3817, 4955, 6593, 7634, 9910, 10901, 13186, 18829, 19085, 21802, 32965, 37658, 38170, 54505, 65930, 72523, 94145, 109010, 145046, 188290, 207119, 343877, 362615, 414238, 687754, 725230, 1035595, 1719385, 2071190, 3438770, 3782647, 6533663, 7565294, 13067326, 18913235, 32668315, 37826470, 65336630, 71870293, 143740586, 359351465, 718702930]

約数ペア:

[(1, 718702930), (2, 359351465), (5, 143740586), (10, 71870293), (11, 65336630), (19, 37826470), (22, 32668315), (38, 18913235), (55, 13067326), (95, 7565294), (110, 6533663), (190, 3782647), (209, 3438770), (347, 2071190), (418, 1719385), (694, 1035595), (991, 725230), (1045, 687754), (1735, 414238), (1982, 362615), (2090, 343877), (3470, 207119), (3817, 188290), (4955, 145046), (6593, 109010), (7634, 94145), (9910, 72523), (10901, 65930), (13186, 54505), (18829, 38170), (19085, 37658), (21802, 32965)]