15270620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 33929280

約数和(自身を除く): 18658660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 373, 445, 460, 746, 890, 1492, 1780, 1865, 2047, 3730, 4094, 7460, 8188, 8579, 10235, 17158, 20470, 33197, 34316, 40940, 42895, 66394, 85790, 132788, 165985, 171580, 331970, 663940, 763531, 1527062, 3054124, 3817655, 7635310, 15270620]

約数ペア:

[(1, 15270620), (2, 7635310), (4, 3817655), (5, 3054124), (10, 1527062), (20, 763531), (23, 663940), (46, 331970), (89, 171580), (92, 165985), (115, 132788), (178, 85790), (230, 66394), (356, 42895), (373, 40940), (445, 34316), (460, 33197), (746, 20470), (890, 17158), (1492, 10235), (1780, 8579), (1865, 8188), (2047, 7460), (3730, 4094)]