15691495220

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1\times {\mathrm{14173}}^1$

素因数の和:14660

約数の個数: 48

約数和(自身を含む): 33239617488

約数和(自身を除く): 17548122268

約数列:

[1, 2, 4, 5, 10, 20, 197, 281, 394, 562, 788, 985, 1124, 1405, 1970, 2810, 3940, 5620, 14173, 28346, 55357, 56692, 70865, 110714, 141730, 221428, 276785, 283460, 553570, 1107140, 2792081, 3982613, 5584162, 7965226, 11168324, 13960405, 15930452, 19913065, 27920810, 39826130, 55841620, 79652260, 784574761, 1569149522, 3138299044, 3922873805, 7845747610, 15691495220]

約数ペア:

[(1, 15691495220), (2, 7845747610), (4, 3922873805), (5, 3138299044), (10, 1569149522), (20, 784574761), (197, 79652260), (281, 55841620), (394, 39826130), (562, 27920810), (788, 19913065), (985, 15930452), (1124, 13960405), (1405, 11168324), (1970, 7965226), (2810, 5584162), (3940, 3982613), (5620, 2792081), (14173, 1107140), (28346, 553570), (55357, 283460), (56692, 276785), (70865, 221428), (110714, 141730)]