1280521890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{14228021}}^1$

素因数の和:14228034

約数の個数: 24

約数和(自身を含む): 3329357148

約数和(自身を除く): 2048835258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 14228021, 28456042, 42684063, 71140105, 85368126, 128052189, 142280210, 213420315, 256104378, 426840630, 640260945, 1280521890]

約数ペア:

[(1, 1280521890), (2, 640260945), (3, 426840630), (5, 256104378), (6, 213420315), (9, 142280210), (10, 128052189), (15, 85368126), (18, 71140105), (30, 42684063), (45, 28456042), (90, 14228021)]