2472940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 5280912

約数和(自身を除く): 2807972

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2027, 4054, 8108, 10135, 20270, 40540, 123647, 247294, 494588, 618235, 1236470, 2472940]

約数ペア:

[(1, 2472940), (2, 1236470), (4, 618235), (5, 494588), (10, 247294), (20, 123647), (61, 40540), (122, 20270), (244, 10135), (305, 8108), (610, 4054), (1220, 2027)]