202920792520

素因数分解:

$2^3\times 5^1\times {\mathrm{727}}^1\times {\mathrm{6978019}}^1$

素因数の和:6978757

約数の個数: 32

約数和(自身を含む): 457199870400

約数和(自身を除く): 254279077880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 727, 1454, 2908, 3635, 5816, 7270, 14540, 29080, 6978019, 13956038, 27912076, 34890095, 55824152, 69780190, 139560380, 279120760, 5073019813, 10146039626, 20292079252, 25365099065, 40584158504, 50730198130, 101460396260, 202920792520]

約数ペア:

[(1, 202920792520), (2, 101460396260), (4, 50730198130), (5, 40584158504), (8, 25365099065), (10, 20292079252), (20, 10146039626), (40, 5073019813), (727, 279120760), (1454, 139560380), (2908, 69780190), (3635, 55824152), (5816, 34890095), (7270, 27912076), (14540, 13956038), (29080, 6978019)]