20199390770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{79397}}^1$

素因数の和:79539

約数の個数: 64

約数和(自身を含む): 41617255680

約数和(自身を除く): 21417864910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 103, 130, 190, 206, 247, 494, 515, 1030, 1235, 1339, 1957, 2470, 2678, 3914, 6695, 9785, 13390, 19570, 25441, 50882, 79397, 127205, 158794, 254410, 396985, 793970, 1032161, 1508543, 2064322, 3017086, 5160805, 7542715, 8177891, 10321610, 15085430, 16355782, 19611059, 39222118, 40889455, 81778910, 98055295, 106312583, 155379929, 196110590, 212625166, 310759858, 531562915, 776899645, 1063125830, 1553799290, 2019939077, 4039878154, 10099695385, 20199390770]

約数ペア:

[(1, 20199390770), (2, 10099695385), (5, 4039878154), (10, 2019939077), (13, 1553799290), (19, 1063125830), (26, 776899645), (38, 531562915), (65, 310759858), (95, 212625166), (103, 196110590), (130, 155379929), (190, 106312583), (206, 98055295), (247, 81778910), (494, 40889455), (515, 39222118), (1030, 19611059), (1235, 16355782), (1339, 15085430), (1957, 10321610), (2470, 8177891), (2678, 7542715), (3914, 5160805), (6695, 3017086), (9785, 2064322), (13390, 1508543), (19570, 1032161), (25441, 793970), (50882, 396985), (79397, 254410), (127205, 158794)]