4297240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2027}}^1$

素因数の和:2091

約数の個数: 32

約数和(自身を含む): 9856080

約数和(自身を除く): 5558840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2027, 2120, 4054, 8108, 10135, 16216, 20270, 40540, 81080, 107431, 214862, 429724, 537155, 859448, 1074310, 2148620, 4297240]

約数ペア:

[(1, 4297240), (2, 2148620), (4, 1074310), (5, 859448), (8, 537155), (10, 429724), (20, 214862), (40, 107431), (53, 81080), (106, 40540), (212, 20270), (265, 16216), (424, 10135), (530, 8108), (1060, 4054), (2027, 2120)]