40115726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 77414400

約数和(自身を除く): 37298674

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 79, 83, 133, 158, 161, 166, 266, 322, 437, 553, 581, 874, 1106, 1162, 1501, 1577, 1817, 1909, 3002, 3059, 3154, 3634, 3818, 6118, 6557, 10507, 11039, 12719, 13114, 13363, 21014, 22078, 25438, 26726, 34523, 36271, 45899, 69046, 72542, 91798, 124583, 150811, 241661, 249166, 253897, 301622, 483322, 507794, 872081, 1055677, 1744162, 2111354, 2865409, 5730818, 20057863, 40115726]

約数ペア:

[(1, 40115726), (2, 20057863), (7, 5730818), (14, 2865409), (19, 2111354), (23, 1744162), (38, 1055677), (46, 872081), (79, 507794), (83, 483322), (133, 301622), (158, 253897), (161, 249166), (166, 241661), (266, 150811), (322, 124583), (437, 91798), (553, 72542), (581, 69046), (874, 45899), (1106, 36271), (1162, 34523), (1501, 26726), (1577, 25438), (1817, 22078), (1909, 21014), (3002, 13363), (3059, 13114), (3154, 12719), (3634, 11039), (3818, 10507), (6118, 6557)]