184206860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{433}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 393724800

約数和(自身を除く): 209517940

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 239, 356, 433, 445, 478, 866, 890, 956, 1195, 1732, 1780, 2165, 2390, 4330, 4780, 8660, 21271, 38537, 42542, 77074, 85084, 103487, 106355, 154148, 192685, 206974, 212710, 385370, 413948, 425420, 517435, 770740, 1034870, 2069740, 9210343, 18420686, 36841372, 46051715, 92103430, 184206860]

約数ペア:

[(1, 184206860), (2, 92103430), (4, 46051715), (5, 36841372), (10, 18420686), (20, 9210343), (89, 2069740), (178, 1034870), (239, 770740), (356, 517435), (433, 425420), (445, 413948), (478, 385370), (866, 212710), (890, 206974), (956, 192685), (1195, 154148), (1732, 106355), (1780, 103487), (2165, 85084), (2390, 77074), (4330, 42542), (4780, 38537), (8660, 21271)]