1019964550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{9319}}^1$

素因数の和:9541

約数の個数: 48

約数和(自身を含む): 2080224000

約数和(自身を除く): 1060259450

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 199, 275, 398, 550, 995, 1990, 2189, 4378, 4975, 9319, 9950, 10945, 18638, 21890, 46595, 54725, 93190, 102509, 109450, 205018, 232975, 465950, 512545, 1025090, 1854481, 2562725, 3708962, 5125450, 9272405, 18544810, 20399291, 40798582, 46362025, 92724050, 101996455, 203992910, 509982275, 1019964550]

約数ペア:

[(1, 1019964550), (2, 509982275), (5, 203992910), (10, 101996455), (11, 92724050), (22, 46362025), (25, 40798582), (50, 20399291), (55, 18544810), (110, 9272405), (199, 5125450), (275, 3708962), (398, 2562725), (550, 1854481), (995, 1025090), (1990, 512545), (2189, 465950), (4378, 232975), (4975, 205018), (9319, 109450), (9950, 102509), (10945, 93190), (18638, 54725), (21890, 46595)]