488762540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{32029}}^1$

素因数の和:32154

約数の個数: 48

約数和(自身を含む): 1183828800

約数和(自身を除く): 695066260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 32029, 64058, 128116, 160145, 224203, 320290, 448406, 640580, 896812, 1121015, 2242030, 3491161, 4484060, 6982322, 13964644, 17455805, 24438127, 34911610, 48876254, 69823220, 97752508, 122190635, 244381270, 488762540]

約数ペア:

[(1, 488762540), (2, 244381270), (4, 122190635), (5, 97752508), (7, 69823220), (10, 48876254), (14, 34911610), (20, 24438127), (28, 17455805), (35, 13964644), (70, 6982322), (109, 4484060), (140, 3491161), (218, 2242030), (436, 1121015), (545, 896812), (763, 640580), (1090, 448406), (1526, 320290), (2180, 224203), (3052, 160145), (3815, 128116), (7630, 64058), (15260, 32029)]