1984284156940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{2797}}^1\times {\mathrm{5087}}^1$

素因数の和:8279

約数の個数: 96

約数和(自身を含む): 4400701562880

約数和(自身を除く): 2416417405940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 734, 1468, 1835, 2797, 3670, 5087, 5594, 6973, 7340, 10174, 11188, 13946, 13985, 20348, 25435, 27892, 27970, 34865, 50870, 53143, 55940, 69730, 96653, 101740, 106286, 139460, 193306, 212572, 265715, 386612, 483265, 531430, 966530, 1026499, 1062860, 1866929, 1933060, 2052998, 3733858, 4105996, 5132495, 7467716, 9334645, 10264990, 14228339, 18669290, 19503481, 20529980, 28456678, 35471651, 37338580, 39006962, 56913356, 70943302, 71141695, 78013924, 97517405, 141886604, 142283390, 177358255, 195034810, 270338441, 284566780, 354716510, 390069620, 540676882, 709433020, 1081353764, 1351692205, 2703384410, 5221800413, 5406768820, 10443600826, 20887201652, 26109002065, 52218004130, 99214207847, 104436008260, 198428415694, 396856831388, 496071039235, 992142078470, 1984284156940]

約数ペア:

[(1, 1984284156940), (2, 992142078470), (4, 496071039235), (5, 396856831388), (10, 198428415694), (19, 104436008260), (20, 99214207847), (38, 52218004130), (76, 26109002065), (95, 20887201652), (190, 10443600826), (367, 5406768820), (380, 5221800413), (734, 2703384410), (1468, 1351692205), (1835, 1081353764), (2797, 709433020), (3670, 540676882), (5087, 390069620), (5594, 354716510), (6973, 284566780), (7340, 270338441), (10174, 195034810), (11188, 177358255), (13946, 142283390), (13985, 141886604), (20348, 97517405), (25435, 78013924), (27892, 71141695), (27970, 70943302), (34865, 56913356), (50870, 39006962), (53143, 37338580), (55940, 35471651), (69730, 28456678), (96653, 20529980), (101740, 19503481), (106286, 18669290), (139460, 14228339), (193306, 10264990), (212572, 9334645), (265715, 7467716), (386612, 5132495), (483265, 4105996), (531430, 3733858), (966530, 2052998), (1026499, 1933060), (1062860, 1866929)]