1001181890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 1924743168

約数和(自身を除く): 923561278

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 191, 310, 370, 382, 457, 914, 955, 1147, 1910, 2285, 2294, 4570, 5735, 5921, 7067, 11470, 11842, 14134, 14167, 16909, 28334, 29605, 33818, 35335, 59210, 70670, 70835, 84545, 87287, 141670, 169090, 174574, 219077, 436435, 438154, 524179, 872870, 1048358, 1095385, 2190770, 2620895, 2705897, 3229619, 5241790, 5411794, 6459238, 13529485, 16148095, 27058970, 32296190, 100118189, 200236378, 500590945, 1001181890]

約数ペア:

[(1, 1001181890), (2, 500590945), (5, 200236378), (10, 100118189), (31, 32296190), (37, 27058970), (62, 16148095), (74, 13529485), (155, 6459238), (185, 5411794), (191, 5241790), (310, 3229619), (370, 2705897), (382, 2620895), (457, 2190770), (914, 1095385), (955, 1048358), (1147, 872870), (1910, 524179), (2285, 438154), (2294, 436435), (4570, 219077), (5735, 174574), (5921, 169090), (7067, 141670), (11470, 87287), (11842, 84545), (14134, 70835), (14167, 70670), (16909, 59210), (28334, 35335), (29605, 33818)]