1118883460

素因数分解:

$2^2\times 5^1\times {\mathrm{4021}}^1\times {\mathrm{13913}}^1$

素因数の和:17943

約数の個数: 24

約数和(自身を含む): 2350408536

約数和(自身を除く): 1231525076

約数列:

[1, 2, 4, 5, 10, 20, 4021, 8042, 13913, 16084, 20105, 27826, 40210, 55652, 69565, 80420, 139130, 278260, 55944173, 111888346, 223776692, 279720865, 559441730, 1118883460]

約数ペア:

[(1, 1118883460), (2, 559441730), (4, 279720865), (5, 223776692), (10, 111888346), (20, 55944173), (4021, 278260), (8042, 139130), (13913, 80420), (16084, 69565), (20105, 55652), (27826, 40210)]