12421730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 23969520

約数和(自身を除く): 11547790

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 821, 890, 1513, 1642, 3026, 4105, 7565, 8210, 13957, 15130, 27914, 69785, 73069, 139570, 146138, 365345, 730690, 1242173, 2484346, 6210865, 12421730]

約数ペア:

[(1, 12421730), (2, 6210865), (5, 2484346), (10, 1242173), (17, 730690), (34, 365345), (85, 146138), (89, 139570), (170, 73069), (178, 69785), (445, 27914), (821, 15130), (890, 13957), (1513, 8210), (1642, 7565), (3026, 4105)]