808212260

素因数分解:

$2^2\times 5^1\times {\mathrm{1553}}^1\times {\mathrm{26021}}^1$

素因数の和:27583

約数の個数: 24

約数和(自身を含む): 1698403896

約数和(自身を除く): 890191636

約数列:

[1, 2, 4, 5, 10, 20, 1553, 3106, 6212, 7765, 15530, 26021, 31060, 52042, 104084, 130105, 260210, 520420, 40410613, 80821226, 161642452, 202053065, 404106130, 808212260]

約数ペア:

[(1, 808212260), (2, 404106130), (4, 202053065), (5, 161642452), (10, 80821226), (20, 40410613), (1553, 520420), (3106, 260210), (6212, 130105), (7765, 104084), (15530, 52042), (26021, 31060)]