40872610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 42071390

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 47, 94, 95, 115, 190, 199, 230, 235, 398, 437, 470, 874, 893, 995, 1081, 1786, 1990, 2162, 2185, 3781, 4370, 4465, 4577, 5405, 7562, 8930, 9154, 9353, 10810, 18706, 18905, 20539, 22885, 37810, 41078, 45770, 46765, 86963, 93530, 102695, 173926, 177707, 205390, 215119, 355414, 430238, 434815, 869630, 888535, 1075595, 1777070, 2151190, 4087261, 8174522, 20436305, 40872610]

約数ペア:

[(1, 40872610), (2, 20436305), (5, 8174522), (10, 4087261), (19, 2151190), (23, 1777070), (38, 1075595), (46, 888535), (47, 869630), (94, 434815), (95, 430238), (115, 355414), (190, 215119), (199, 205390), (230, 177707), (235, 173926), (398, 102695), (437, 93530), (470, 86963), (874, 46765), (893, 45770), (995, 41078), (1081, 37810), (1786, 22885), (1990, 20539), (2162, 18905), (2185, 18706), (3781, 10810), (4370, 9353), (4465, 9154), (4577, 8930), (5405, 7562)]