780244220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{24337}}^1$

素因数の和:24582

約数の個数: 48

約数和(自身を含む): 1880840640

約数和(自身を除く): 1100596420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 1145, 1603, 2290, 3206, 4580, 6412, 8015, 16030, 24337, 32060, 48674, 97348, 121685, 170359, 243370, 340718, 486740, 681436, 851795, 1703590, 3407180, 5573173, 11146346, 22292692, 27865865, 39012211, 55731730, 78024422, 111463460, 156048844, 195061055, 390122110, 780244220]

約数ペア:

[(1, 780244220), (2, 390122110), (4, 195061055), (5, 156048844), (7, 111463460), (10, 78024422), (14, 55731730), (20, 39012211), (28, 27865865), (35, 22292692), (70, 11146346), (140, 5573173), (229, 3407180), (458, 1703590), (916, 851795), (1145, 681436), (1603, 486740), (2290, 340718), (3206, 243370), (4580, 170359), (6412, 121685), (8015, 97348), (16030, 48674), (24337, 32060)]