40920262

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 67161600

約数和(自身を除く): 26241338

約数列:

[1, 2, 19, 38, 43, 79, 86, 158, 317, 634, 817, 1501, 1634, 3002, 3397, 6023, 6794, 12046, 13631, 25043, 27262, 50086, 64543, 129086, 258989, 475817, 517978, 951634, 1076849, 2153698, 20460131, 40920262]

約数ペア:

[(1, 40920262), (2, 20460131), (19, 2153698), (38, 1076849), (43, 951634), (79, 517978), (86, 475817), (158, 258989), (317, 129086), (634, 64543), (817, 50086), (1501, 27262), (1634, 25043), (3002, 13631), (3397, 12046), (6023, 6794)]