179946740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1\times {\mathrm{673}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 392348880

約数和(自身を除く): 212402140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 461, 580, 673, 922, 1346, 1844, 2305, 2692, 3365, 4610, 6730, 9220, 13369, 13460, 19517, 26738, 39034, 53476, 66845, 78068, 97585, 133690, 195170, 267380, 310253, 390340, 620506, 1241012, 1551265, 3102530, 6205060, 8997337, 17994674, 35989348, 44986685, 89973370, 179946740]

約数ペア:

[(1, 179946740), (2, 89973370), (4, 44986685), (5, 35989348), (10, 17994674), (20, 8997337), (29, 6205060), (58, 3102530), (116, 1551265), (145, 1241012), (290, 620506), (461, 390340), (580, 310253), (673, 267380), (922, 195170), (1346, 133690), (1844, 97585), (2305, 78068), (2692, 66845), (3365, 53476), (4610, 39034), (6730, 26738), (9220, 19517), (13369, 13460)]