40151902

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{557}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 72852480

約数和(自身を除く): 32700578

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 271, 542, 557, 1114, 1897, 3794, 3899, 5149, 7798, 10298, 10583, 21166, 36043, 72086, 74081, 148162, 150947, 301894, 1056629, 2113258, 2867993, 5735986, 20075951, 40151902]

約数ペア:

[(1, 40151902), (2, 20075951), (7, 5735986), (14, 2867993), (19, 2113258), (38, 1056629), (133, 301894), (266, 150947), (271, 148162), (542, 74081), (557, 72086), (1114, 36043), (1897, 21166), (3794, 10583), (3899, 10298), (5149, 7798)]