2500190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 5971968

約数和(自身を除く): 3471778

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 191, 238, 374, 382, 385, 595, 770, 935, 955, 1190, 1309, 1337, 1870, 1910, 2101, 2618, 2674, 3247, 4202, 6494, 6545, 6685, 10505, 13090, 13370, 14707, 16235, 21010, 22729, 29414, 32470, 35717, 45458, 71434, 73535, 113645, 147070, 178585, 227290, 250019, 357170, 500038, 1250095, 2500190]

約数ペア:

[(1, 2500190), (2, 1250095), (5, 500038), (7, 357170), (10, 250019), (11, 227290), (14, 178585), (17, 147070), (22, 113645), (34, 73535), (35, 71434), (55, 45458), (70, 35717), (77, 32470), (85, 29414), (110, 22729), (119, 21010), (154, 16235), (170, 14707), (187, 13370), (191, 13090), (238, 10505), (374, 6685), (382, 6545), (385, 6494), (595, 4202), (770, 3247), (935, 2674), (955, 2618), (1190, 2101), (1309, 1910), (1337, 1870)]