201342580

素因数分解:

$2^2\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{6761}}^1$

素因数の和:8259

約数の個数: 24

約数和(自身を含む): 423165960

約数和(自身を除く): 221823380

約数列:

[1, 2, 4, 5, 10, 20, 1489, 2978, 5956, 6761, 7445, 13522, 14890, 27044, 29780, 33805, 67610, 135220, 10067129, 20134258, 40268516, 50335645, 100671290, 201342580]

約数ペア:

[(1, 201342580), (2, 100671290), (4, 50335645), (5, 40268516), (10, 20134258), (20, 10067129), (1489, 135220), (2978, 67610), (5956, 33805), (6761, 29780), (7445, 27044), (13522, 14890)]