40821196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 82163200

約数和(自身を除く): 41342004

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 79, 158, 247, 316, 494, 523, 988, 1027, 1046, 1501, 2054, 2092, 3002, 4108, 6004, 6799, 9937, 13598, 19513, 19874, 27196, 39026, 39748, 41317, 78052, 82634, 129181, 165268, 258362, 516724, 537121, 785023, 1074242, 1570046, 2148484, 3140092, 10205299, 20410598, 40821196]

約数ペア:

[(1, 40821196), (2, 20410598), (4, 10205299), (13, 3140092), (19, 2148484), (26, 1570046), (38, 1074242), (52, 785023), (76, 537121), (79, 516724), (158, 258362), (247, 165268), (316, 129181), (494, 82634), (523, 78052), (988, 41317), (1027, 39748), (1046, 39026), (1501, 27196), (2054, 19874), (2092, 19513), (3002, 13598), (4108, 9937), (6004, 6799)]